Merge pull request 'KAN-58: Retry public S3 downloads and prepare macOS 0.1.1' (#157) from fix/KAN-58-retry-public-downloads into main

Reviewed-on: #157

.github/workflows/macos-checks.yml

@@ -0,0 +1,58 @@
+name: macOS checks
+
+on:
+  push:
+    branches: [main]
+    paths: ["native/**", ".github/**", "package.json", "pnpm-lock.yaml", "eslint.config.mjs", "resources/css/app.css"]
+  pull_request:
+    paths: ["native/**", ".github/**", "package.json", "pnpm-lock.yaml", "eslint.config.mjs", "resources/css/app.css"]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  macos:
+    name: Native Rust tests and unsigned build
+    runs-on: ${{ vars.MACOS_CHECK_RUNNER || vars.MACOS_RUNNER || 'macos-arm64' }}
+    timeout-minutes: 45
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          persist-credentials: false
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v11.7.0
+        with:
+          package-json-file: package.json
+
+      - name: Setup Node.js
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
+        with:
+          node-version: 22
+
+      - name: Setup Rust
+        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de
+        with:
+          toolchain: 1.98.1
+          components: rustfmt, clippy
+
+      - name: Install locked native dependencies
+        run: pnpm --dir native install --frozen-lockfile
+
+      - name: Run native tests
+        run: pnpm --dir native test
+
+      - name: Check Rust formatting and warnings
+        run: pnpm --dir native check
+
+      - name: Build unsigned macOS app without release credentials
+        uses: tauri-apps/tauri-action@1deb371b0cd8bd54025b384f1cd735e725c4060f # v1.0.0
+        with:
+          projectPath: native
+          tauriScript: pnpm exec tauri
+          args: --ci --debug --no-sign --bundles app -- --locked
+          uploadUpdaterJson: false
+          uploadUpdaterSignatures: false
+          uploadWorkflowArtifacts: false

.github/workflows/macos-release.yml

@@ -0,0 +1,220 @@
+name: macOS release to Hetzner
+
+on:
+  push:
+    # Gitea enforces the configured macos-v* protection when tags are pushed.
+    # Reading /tag_protections requires admin rights unavailable to job tokens.
+    tags:
+      - "macos-v*"
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: "Existing protected macos-vMAJOR.MINOR.PATCH tag on main"
+        required: true
+        type: string
+
+permissions:
+  contents: read
+
+concurrency:
+  group: macos-release
+  cancel-in-progress: false
+
+env:
+  APPLE_SIGNING_IDENTITY: "Developer ID Application: Nico Schröder (ZZX2KZGTHU)"
+  APPLE_TEAM_ID: ZZX2KZGTHU
+  MACOS_RELEASE_TARGET: ${{ vars.MACOS_RELEASE_TARGET || 'aarch64-apple-darwin' }}
+  S3_BUCKET: ${{ vars.S3_BUCKET }}
+  S3_REGION: ${{ vars.S3_REGION }}
+  S3_PREFIX: ${{ vars.S3_PREFIX || 'releases/macos' }}
+  S3_PUBLIC_BASE_URL: ${{ vars.S3_PUBLIC_BASE_URL }}
+
+jobs:
+  prepare:
+    name: Validate release ref and configuration
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    outputs:
+      commit: ${{ steps.ref.outputs.commit }}
+      tag: ${{ steps.ref.outputs.tag }}
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          fetch-depth: 0
+
+      - name: Select an existing version tag contained in main
+        id: ref
+        shell: bash
+        env:
+          REQUESTED_TAG: ${{ inputs.tag }}
+          MACOS_RUNNER: ${{ vars.MACOS_RUNNER }}
+        run: |
+          set -Eeuo pipefail
+          if [[ "$GITHUB_EVENT_NAME" == workflow_dispatch ]]; then
+            [[ "$GITHUB_REF" == refs/heads/main ]] || { echo 'Dispatch this workflow from main.' >&2; exit 1; }
+            tag="$REQUESTED_TAG"
+          else
+            tag="${GITHUB_REF#refs/tags/}"
+          fi
+          [[ "$tag" =~ ^macos-v(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)$ ]] || { echo 'Invalid macOS release tag.' >&2; exit 1; }
+          [[ "$MACOS_RUNNER" =~ ^[a-zA-Z0-9_-]+$ ]] || { echo 'Set MACOS_RUNNER to a registered macOS runner label.' >&2; exit 1; }
+          git fetch --no-tags origin main:refs/remotes/origin/main
+          commit="$(git rev-parse --verify "refs/tags/$tag^{commit}")"
+          git merge-base --is-ancestor "$commit" origin/main || { echo 'Release tag must belong to main.' >&2; exit 1; }
+          git checkout --detach "$commit"
+          printf 'commit=%s\ntag=%s\n' "$commit" "$tag" >> "$GITHUB_OUTPUT"
+
+      - name: Setup Node.js
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
+        with:
+          node-version: 22
+
+      - name: Validate app versions and Hetzner configuration
+        env:
+          RELEASE_TAG: ${{ steps.ref.outputs.tag }}
+        run: |
+          node native/macos-ci.mjs metadata
+          node native/publish-macos.mjs config
+
+  release:
+    name: Sign, notarize, verify and publish macOS
+    needs: prepare
+    # Gitea resolves runner labels before outputs from prepare are available.
+    runs-on: ${{ vars.MACOS_RUNNER }}
+    timeout-minutes: 120
+    env:
+      RELEASE_TAG: ${{ needs.prepare.outputs.tag }}
+    steps:
+      - name: Check out the validated commit
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          ref: ${{ needs.prepare.outputs.commit }}
+          persist-credentials: false
+
+      - name: Validate runner and required secrets
+        shell: bash
+        env:
+          APPLE_CERTIFICATE: ${{ secrets.APPLE_CERTIFICATE }}
+          APPLE_CERTIFICATE_PASSWORD: ${{ secrets.APPLE_CERTIFICATE_PASSWORD }}
+          APPLE_PASSWORD: ${{ secrets.APPLE_PASSWORD }}
+          S3_ACCESS_KEY_ID: ${{ secrets.S3_ACCESS_KEY_ID }}
+          S3_SECRET_ACCESS_KEY: ${{ secrets.S3_SECRET_ACCESS_KEY }}
+        run: |
+          set -Eeuo pipefail
+          [[ "$(uname -s)" == Darwin ]] || { echo 'A macOS runner is required.' >&2; exit 1; }
+          case "$MACOS_RELEASE_TARGET:$(uname -m)" in
+            aarch64-apple-darwin:arm64|x86_64-apple-darwin:x86_64) ;;
+            *) echo 'Runner architecture must match MACOS_RELEASE_TARGET.' >&2; exit 1 ;;
+          esac
+          xcodebuild -version
+          xcrun --find notarytool
+          aws --version | grep '^aws-cli/2\.' || { echo 'Install AWS CLI v2 permanently on this runner.' >&2; exit 1; }
+          for name in APPLE_CERTIFICATE APPLE_CERTIFICATE_PASSWORD APPLE_PASSWORD S3_ACCESS_KEY_ID S3_SECRET_ACCESS_KEY; do
+            [[ -n "${!name}" ]] || { echo "Missing repository secret: $name" >&2; exit 1; }
+          done
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v11.7.0
+        with:
+          package-json-file: package.json
+
+      - name: Setup Node.js
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
+        with:
+          node-version: 22
+
+      - name: Setup Rust
+        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de
+        with:
+          toolchain: 1.98.1
+          targets: ${{ env.MACOS_RELEASE_TARGET }}
+          components: rustfmt, clippy
+
+      - name: Install locked dependencies
+        run: |
+          pnpm install --frozen-lockfile
+          pnpm --dir native install --frozen-lockfile
+
+      - name: Run native checks before importing signing credentials
+        run: |
+          pnpm exec eslint native --max-warnings 0
+          pnpm --dir native test
+          pnpm --dir native check
+
+      - name: Prepare isolated signing keychain
+        id: signing
+        shell: bash
+        env:
+          APPLE_CERTIFICATE: ${{ secrets.APPLE_CERTIFICATE }}
+        run: |
+          set -Eeuo pipefail
+          umask 077
+          signing_dir="$(mktemp -d "$RUNNER_TEMP/kanbangit-signing.XXXXXX")"
+          printf 'SIGNING_DIRECTORY=%s\n' "$signing_dir" >> "$GITHUB_ENV"
+          security list-keychains -d user > "$signing_dir/original-keychains.txt"
+          printf '%s' "$APPLE_CERTIFICATE" | base64 --decode > "$signing_dir/certificate.p12"
+          password="$(openssl rand -hex 32)"
+          echo "::add-mask::$password"
+          printf 'keychain=kanbangit-%s-%s\npassword=%s\ncertificate=%s/certificate.p12\n' "$GITHUB_RUN_ID" "$GITHUB_RUN_ATTEMPT" "$password" "$signing_dir" >> "$GITHUB_OUTPUT"
+
+      - name: Import Developer ID certificate
+        uses: Apple-Actions/import-codesign-certs@5142e029c445c10ffc7149d172e540235a065466 # v7.0.0; deletes its keychain in the post step
+        with:
+          keychain: ${{ steps.signing.outputs.keychain }}
+          keychain-password: ${{ steps.signing.outputs.password }}
+          p12-filepath: ${{ steps.signing.outputs.certificate }}
+          p12-password: ${{ secrets.APPLE_CERTIFICATE_PASSWORD }}
+
+      - name: Confirm release signing identity
+        shell: bash
+        run: |
+          set -Eeuo pipefail
+          security find-identity -v -p codesigning | grep -F "\"$APPLE_SIGNING_IDENTITY\""
+
+      - name: Build, sign and notarize with Tauri
+        uses: tauri-apps/tauri-action@1deb371b0cd8bd54025b384f1cd735e725c4060f # v1.0.0
+        env:
+          APPLE_ID: dev@petsch-studios.de
+          APPLE_PASSWORD: ${{ secrets.APPLE_PASSWORD }}
+        with:
+          projectPath: native
+          tauriScript: pnpm exec tauri
+          args: >-
+            --ci --target ${{ env.MACOS_RELEASE_TARGET }} --bundles app
+            --config '{"bundle":{"createUpdaterArtifacts":false,"macOS":{"hardenedRuntime":true}}}'
+            -- --locked
+          uploadUpdaterJson: false
+          uploadUpdaterSignatures: false
+          uploadWorkflowArtifacts: false
+
+      - name: Verify signed app and packaged download
+        id: package
+        run: node native/macos-ci.mjs package
+
+      - name: Publish immutable files and verify public Hetzner downloads
+        env:
+          AWS_ACCESS_KEY_ID: ${{ secrets.S3_ACCESS_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.S3_SECRET_ACCESS_KEY }}
+          AWS_EC2_METADATA_DISABLED: "true"
+          AWS_REQUEST_CHECKSUM_CALCULATION: when_required
+          AWS_RESPONSE_CHECKSUM_VALIDATION: when_required
+          RELEASE_DIRECTORY: ${{ steps.package.outputs.directory }}
+        run: node native/publish-macos.mjs upload
+
+      - name: Restore keychain search list and remove certificate export
+        if: ${{ always() }}
+        shell: bash
+        run: |
+          python3 - <<'PY'
+          import os, pathlib, shlex, shutil, subprocess
+          value = os.environ.get('SIGNING_DIRECTORY')
+          if value:
+              directory = pathlib.Path(value)
+              original = directory / 'original-keychains.txt'
+              try:
+                  if original.exists():
+                      subprocess.run(['security', 'list-keychains', '-d', 'user', '-s', *shlex.split(original.read_text())], check=True)
+              finally:
+                  shutil.rmtree(directory)
+          PY

.github/workflows/native-checks.yml

@@ -0,0 +1,57 @@
+name: Native JavaScript checks
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - "native/**"
+      - ".github/**"
+      - "package.json"
+      - "pnpm-lock.yaml"
+      - "eslint.config.mjs"
+      - "resources/css/app.css"
+  pull_request:
+    paths:
+      - "native/**"
+      - ".github/**"
+      - "package.json"
+      - "pnpm-lock.yaml"
+      - "eslint.config.mjs"
+      - "resources/css/app.css"
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  native_javascript:
+    name: Native launcher and release tests
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          persist-credentials: false
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v11.7.0
+        with:
+          package-json-file: package.json
+
+      - name: Setup Node.js
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
+        with:
+          node-version: 22
+          cache: pnpm
+          cache-dependency-path: pnpm-lock.yaml
+
+      - name: Install locked development dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Lint native JavaScript
+        run: pnpm exec eslint native --max-warnings 0
+
+      - name: Test native launcher and release safeguards without credentials
+        run: node --test native/tests/*.test.js

native/macos-ci.mjs

@@ -0,0 +1,203 @@
+import { spawnSync } from 'node:child_process';
+import { createHash } from 'node:crypto';
+import {
+    appendFileSync,
+    existsSync,
+    mkdirSync,
+    mkdtempSync,
+    readFileSync,
+    renameSync,
+    rmSync,
+    writeFileSync,
+} from 'node:fs';
+import { dirname, join, resolve } from 'node:path';
+import process from 'node:process';
+import { fileURLToPath, pathToFileURL } from 'node:url';
+import {
+    appleTeamId,
+    bundleIdentifier,
+    verifySignedMacosApp,
+} from './release-macos.mjs';
+
+const nativeDirectory = dirname(fileURLToPath(import.meta.url));
+
+export function releaseMetadata(
+    env = process.env,
+    directory = nativeDirectory,
+) {
+    const config = JSON.parse(
+        readFileSync(join(directory, 'src-tauri/tauri.conf.json'), 'utf8'),
+    );
+    const packageVersion = JSON.parse(
+        readFileSync(join(directory, 'package.json'), 'utf8'),
+    ).version;
+    const cargoVersion = readFileSync(
+        join(directory, 'src-tauri/Cargo.toml'),
+        'utf8',
+    )
+        .match(/\[package\]([\s\S]*?)(?:\n\[|$)/)?.[1]
+        .match(/^version\s*=\s*"([^"]+)"/m)?.[1];
+    if (
+        !/^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)$/.test(config.version) ||
+        config.version !== packageVersion ||
+        config.version !== cargoVersion
+    ) {
+        throw new Error(
+            'Tauri, package.json and Cargo.toml must have the same stable release version.',
+        );
+    }
+    if (env.RELEASE_TAG !== `macos-v${config.version}`) {
+        throw new Error(
+            'Release tag must be macos-vMAJOR.MINOR.PATCH and match the app version.',
+        );
+    }
+    if (
+        config.identifier !== bundleIdentifier ||
+        config.productName !== 'KanbanGit'
+    ) {
+        throw new Error(
+            'The macOS product name and bundle identifier must stay unchanged.',
+        );
+    }
+    const target = env.MACOS_RELEASE_TARGET || 'aarch64-apple-darwin';
+    const arch = {
+        'aarch64-apple-darwin': 'arm64',
+        'x86_64-apple-darwin': 'x86_64',
+    }[target];
+    if (!arch) {
+        throw new Error(
+            'MACOS_RELEASE_TARGET must select Apple Silicon or Intel macOS.',
+        );
+    }
+    const identity = env.APPLE_SIGNING_IDENTITY;
+    if (
+        !identity?.startsWith('Developer ID Application: ') ||
+        !identity.endsWith(` (${appleTeamId})`) ||
+        /[\r\n"]/.test(identity)
+    ) {
+        throw new Error(
+            `A Developer ID Application identity for ${appleTeamId} is required.`,
+        );
+    }
+    return {
+        version: config.version,
+        target,
+        arch,
+        filename: `KanbanGit-${config.version}-${target}.zip`,
+    };
+}
+
+export function execute(command, args) {
+    const result = spawnSync(command, args, {
+        encoding: 'utf8',
+        maxBuffer: 16 * 1024 * 1024,
+    });
+    if (result.error || result.status !== 0) {
+        throw new Error(
+            `${command} failed (exit ${result.status ?? 'unknown'}). ${result.stderr || ''}`,
+        );
+    }
+    return result.stdout?.trim() || result.stderr?.trim() || '';
+}
+
+export function verifyNotarizedApp(app, metadata, run = execute) {
+    verifySignedMacosApp({
+        app,
+        version: metadata.version,
+        step: (_label, command, args) => run(command, args),
+    });
+    const arch = run('lipo', [
+        '-archs',
+        join(app, 'Contents/MacOS/kanbangit-native'),
+    ]).trim();
+    if (arch !== metadata.arch) {
+        throw new Error(
+            'The app architecture does not match its download path.',
+        );
+    }
+    run('xcrun', ['stapler', 'validate', app]);
+    run('spctl', ['--assess', '--type', 'execute', '--verbose=2', app]);
+}
+
+export function packageNotarizedApp({
+    env = process.env,
+    directory = nativeDirectory,
+    run = execute,
+} = {}) {
+    const metadata = releaseMetadata(env, directory);
+    const root = join(directory, 'src-tauri/target');
+    const app = join(
+        root,
+        metadata.target,
+        'release/bundle/macos/KanbanGit.app',
+    );
+    verifyNotarizedApp(app, metadata, run);
+    const releaseRoot = join(root, 'macos-release');
+    const destination = join(
+        releaseRoot,
+        `${metadata.version}-${metadata.target}`,
+    );
+    if (existsSync(destination)) {
+        throw new Error(
+            'Release output already exists; start from a clean checkout.',
+        );
+    }
+    mkdirSync(releaseRoot, { recursive: true });
+    const staging = mkdtempSync(join(releaseRoot, '.pending-'));
+    try {
+        const archive = join(staging, metadata.filename);
+        run('ditto', [
+            '-c',
+            '-k',
+            '--sequesterRsrc',
+            '--keepParent',
+            app,
+            archive,
+        ]);
+        const checksum = createHash('sha256')
+            .update(readFileSync(archive))
+            .digest('hex');
+        writeFileSync(
+            `${archive}.sha256`,
+            `${checksum}  ${metadata.filename}\n`,
+        );
+        const extracted = join(staging, 'extracted');
+        run('ditto', ['-x', '-k', archive, extracted]);
+        verifyNotarizedApp(join(extracted, 'KanbanGit.app'), metadata, run);
+        rmSync(extracted, { recursive: true, force: true });
+        renameSync(staging, destination);
+        return { ...metadata, directory: destination, checksum };
+    } finally {
+        rmSync(staging, { recursive: true, force: true });
+    }
+}
+
+if (
+    process.argv[1] &&
+    import.meta.url === pathToFileURL(resolve(process.argv[1])).href
+) {
+    try {
+        let output;
+        if (process.argv[2] === 'metadata') {
+            output = releaseMetadata();
+        } else if (process.argv[2] === 'package') {
+            output = packageNotarizedApp();
+        } else {
+            throw new Error(
+                'Use metadata or package. Building and notarizing are handled by tauri-action.',
+            );
+        }
+        if (process.env.GITHUB_OUTPUT) {
+            appendFileSync(
+                process.env.GITHUB_OUTPUT,
+                Object.entries(output)
+                    .map(([key, value]) => `${key}=${value}\n`)
+                    .join(''),
+            );
+        }
+        console.log(JSON.stringify(output));
+    } catch (error) {
+        console.error(error.message);
+        process.exitCode = 1;
+    }
+}

native/package.json

@@ -1,12 +1,13 @@
 {
     "name": "kanbangit-native",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "private": true,
     "type": "module",
     "scripts": {
         "dev": "tauri dev",
         "build": "tauri build",
         "build:macos": "tauri build --debug --bundles app",
+        "release:macos": "node release-macos.mjs",
         "test": "node --test tests/*.test.js && cargo test --manifest-path src-tauri/Cargo.toml --locked",
         "check": "cargo fmt --manifest-path src-tauri/Cargo.toml --check && cargo clippy --manifest-path src-tauri/Cargo.toml --locked --all-targets --all-features -- -D warnings",
         "dev:android": "tauri android dev",

native/publish-macos.mjs

@@ -0,0 +1,266 @@
+import { Buffer } from 'node:buffer';
+import { createHash } from 'node:crypto';
+import {
+    appendFileSync,
+    mkdtempSync,
+    readFileSync,
+    rmSync,
+    writeFileSync,
+} from 'node:fs';
+import { tmpdir } from 'node:os';
+import { join, resolve } from 'node:path';
+import process from 'node:process';
+import { setTimeout } from 'node:timers/promises';
+import { pathToFileURL } from 'node:url';
+import { execute, releaseMetadata } from './macos-ci.mjs';
+
+export function storageConfiguration(env = process.env) {
+    const region = env.S3_REGION;
+    const bucket = env.S3_BUCKET;
+    const prefix = env.S3_PREFIX || 'releases/macos';
+    if (!['nbg1', 'fsn1', 'hel1'].includes(region)) {
+        throw new Error('S3_REGION must be nbg1, fsn1 or hel1.');
+    }
+    if (!/^[a-z0-9][a-z0-9-]{1,61}[a-z0-9]$/.test(bucket || '')) {
+        throw new Error('Set S3_BUCKET to the Hetzner release bucket name.');
+    }
+    if (!/^[a-zA-Z0-9_-]+(?:\/[a-zA-Z0-9_-]+)*$/.test(prefix)) {
+        throw new Error(
+            'S3_PREFIX must contain plain path segments without leading or trailing slashes.',
+        );
+    }
+    const endpoint = `https://${region}.your-objectstorage.com`;
+    const publicBase =
+        env.S3_PUBLIC_BASE_URL ||
+        `https://${bucket}.${region}.your-objectstorage.com`;
+    const url = new URL(publicBase);
+    if (
+        url.protocol !== 'https:' ||
+        url.username ||
+        url.password ||
+        url.search ||
+        url.hash ||
+        /[\s]/.test(publicBase)
+    ) {
+        throw new Error(
+            'S3_PUBLIC_BASE_URL must be a public HTTPS URL without credentials or query parameters.',
+        );
+    }
+    return {
+        region,
+        bucket,
+        prefix,
+        endpoint,
+        publicBase: publicBase.replace(/\/$/, ''),
+    };
+}
+
+const sha256 = (data) => createHash('sha256').update(data).digest('hex');
+
+export async function publishMacos({
+    env = process.env,
+    directory,
+    metadata,
+    run = execute,
+    fetchPublic = fetch,
+    wait = setTimeout,
+} = {}) {
+    const storage = storageConfiguration(env);
+    if (!env.AWS_ACCESS_KEY_ID || !env.AWS_SECRET_ACCESS_KEY) {
+        throw new Error(
+            'Set the dedicated S3_ACCESS_KEY_ID and S3_SECRET_ACCESS_KEY release secrets.',
+        );
+    }
+    const archive = readFileSync(join(directory, metadata.filename));
+    const checksum = sha256(archive);
+    const checksumFile = readFileSync(
+        join(directory, `${metadata.filename}.sha256`),
+    );
+    if (checksumFile.toString() !== `${checksum}  ${metadata.filename}\n`) {
+        throw new Error('Release archive does not match its SHA-256 file.');
+    }
+    const common = [
+        '--endpoint-url',
+        storage.endpoint,
+        '--region',
+        storage.region,
+        '--no-cli-pager',
+        's3api',
+    ];
+    function s3(operation, args) {
+        return run('aws', [
+            ...common,
+            operation,
+            '--bucket',
+            storage.bucket,
+            ...args,
+        ]);
+    }
+    const versioningOutput = s3('get-bucket-versioning', [
+        '--output',
+        'json',
+    ]).trim();
+    let versioning;
+    try {
+        // AWS CLI prints nothing for a successful empty VersioningConfiguration.
+        versioning = JSON.parse(versioningOutput || '{}');
+    } catch {
+        throw new Error('Invalid JSON from S3 bucket versioning check.');
+    }
+    if (
+        !versioning ||
+        typeof versioning !== 'object' ||
+        Array.isArray(versioning)
+    ) {
+        throw new Error(
+            'Invalid S3 bucket versioning response: expected an object.',
+        );
+    }
+    if (versioning.Status) {
+        throw new Error(
+            'Use an unversioned release bucket: Hetzner does not support conditional writes on versioned buckets.',
+        );
+    }
+    const staging = mkdtempSync(join(tmpdir(), 'kanbangit-s3-'));
+    const keyPrefix = `${storage.prefix}/${metadata.target}/${metadata.version}`;
+    const publicPrefix = `${storage.publicBase}/${keyPrefix}`;
+    async function verifyPublic(name, contents) {
+        for (let attempt = 1; attempt <= 5; attempt++) {
+            let response;
+            try {
+                response = await fetchPublic(`${publicPrefix}/${name}`, {
+                    redirect: 'error',
+                    signal: AbortSignal.timeout(60000),
+                });
+            } catch (error) {
+                if (attempt === 5) {
+                    throw new Error(
+                        `Public download request failed for ${name}: ${error.message}`,
+                    );
+                }
+                await wait(2000);
+                continue;
+            }
+            if (response.ok) {
+                if (
+                    sha256(Buffer.from(await response.arrayBuffer())) !==
+                    sha256(contents)
+                ) {
+                    throw new Error(
+                        `Public download verification failed for ${name}: SHA-256 mismatch.`,
+                    );
+                }
+                return;
+            }
+            await response.body?.cancel();
+            const retryable = [403, 404, 408, 429, 500, 502, 503, 504].includes(
+                response.status,
+            );
+            if (!retryable || attempt === 5) {
+                throw new Error(
+                    `Public download verification failed for ${name}: HTTP ${response.status}.`,
+                );
+            }
+            await wait(2000);
+        }
+    }
+    function putImmutable(name, contents, contentType) {
+        const file = join(staging, name);
+        writeFileSync(file, contents);
+        try {
+            s3('put-object', [
+                '--key',
+                `${keyPrefix}/${name}`,
+                '--body',
+                file,
+                '--if-none-match',
+                '*',
+                '--content-type',
+                contentType,
+                '--cache-control',
+                'public, max-age=31536000, immutable',
+                '--content-md5',
+                createHash('md5').update(contents).digest('base64'),
+                '--metadata',
+                `sha256=${sha256(contents)}`,
+            ]);
+        } catch (error) {
+            if (!/\(PreconditionFailed\)|\(412\)/.test(error.message)) {
+                throw error;
+            }
+            const existing = join(staging, `existing-${name}`);
+            s3('get-object', ['--key', `${keyPrefix}/${name}`, existing]);
+            if (sha256(readFileSync(existing)) !== sha256(contents)) {
+                throw new Error(
+                    `Published ${name} differs; bump the app version. Existing objects were not overwritten.`,
+                );
+            }
+        }
+    }
+    try {
+        const files = [
+            [metadata.filename, archive, 'application/zip'],
+            [
+                `${metadata.filename}.sha256`,
+                checksumFile,
+                'text/plain; charset=utf-8',
+            ],
+        ];
+        for (const [name, contents, type] of files) {
+            putImmutable(name, contents, type);
+            await verifyPublic(name, contents);
+        }
+        // This completion record is written only after both public downloads match.
+        const manifest = Buffer.from(
+            JSON.stringify(
+                {
+                    version: metadata.version,
+                    target: metadata.target,
+                    url: `${publicPrefix}/${metadata.filename}`,
+                    sha256: checksum,
+                    checksumUrl: `${publicPrefix}/${metadata.filename}.sha256`,
+                },
+                null,
+                2,
+            ) + '\n',
+        );
+        putImmutable('release.json', manifest, 'application/json');
+        await verifyPublic('release.json', manifest);
+        return `${publicPrefix}/${metadata.filename}`;
+    } finally {
+        rmSync(staging, { recursive: true, force: true });
+    }
+}
+
+if (
+    process.argv[1] &&
+    import.meta.url === pathToFileURL(resolve(process.argv[1])).href
+) {
+    try {
+        if (process.argv[2] === 'config') {
+            console.log(JSON.stringify(storageConfiguration()));
+        } else if (
+            process.argv[2] === 'upload' &&
+            process.env.RELEASE_DIRECTORY
+        ) {
+            const url = await publishMacos({
+                directory: process.env.RELEASE_DIRECTORY,
+                metadata: releaseMetadata(),
+            });
+            console.log(`Verified public release: ${url}`);
+            if (process.env.GITHUB_STEP_SUMMARY) {
+                appendFileSync(
+                    process.env.GITHUB_STEP_SUMMARY,
+                    `Download: [KanbanGit](${url})\n`,
+                );
+            }
+        } else {
+            throw new Error(
+                'Use config or upload; upload requires RELEASE_DIRECTORY.',
+            );
+        }
+    } catch (error) {
+        console.error(error.message);
+        process.exitCode = 1;
+    }
+}

native/release-macos.mjs

@@ -0,0 +1,450 @@
+import { spawnSync } from 'node:child_process';
+import { createHash } from 'node:crypto';
+import {
+    existsSync,
+    mkdirSync,
+    mkdtempSync,
+    readFileSync,
+    renameSync,
+    rmSync,
+    writeFileSync,
+} from 'node:fs';
+import { dirname, join, resolve } from 'node:path';
+import process from 'node:process';
+import { fileURLToPath, pathToFileURL } from 'node:url';
+import { parseArgs } from 'node:util';
+
+export const appleTeamId = 'ZZX2KZGTHU';
+export const bundleIdentifier = 'de.kanbangit.desktop';
+const submissionIdPattern =
+    /^[\da-f]{8}-[\da-f]{4}-[\da-f]{4}-[\da-f]{4}-[\da-f]{12}$/i;
+
+function execute(command, args, options) {
+    const result = spawnSync(command, args, {
+        cwd: options.cwd,
+        env: options.env,
+        encoding: 'utf8',
+        maxBuffer: 16 * 1024 * 1024,
+        stdio: options.inherit ? 'inherit' : 'pipe',
+    });
+
+    if (result.error || result.status !== 0) {
+        throw new Error(
+            `${options.step} failed${result.error ? `: ${result.error.message}` : ` (exit ${result.status ?? result.signal})`}.`,
+        );
+    }
+
+    return result.stdout?.trim() || result.stderr?.trim() || '';
+}
+
+export function verifySignedMacosApp({ app, version, step }) {
+    step('Verifying Developer ID signature and team', 'codesign', [
+        '--verify',
+        '--deep',
+        '--strict',
+        '--verbose=2',
+        '-R',
+        `=anchor apple generic and identifier "${bundleIdentifier}" and certificate leaf[subject.OU] = "${appleTeamId}" and certificate leaf[field.1.2.840.113635.100.6.1.13] exists`,
+        app,
+    ]);
+    const signature = step('Checking hardened runtime', 'codesign', [
+        '--display',
+        '--verbose=4',
+        app,
+    ]);
+
+    if (!/^CodeDirectory .*flags=.*\bruntime\b/m.test(signature)) {
+        throw new Error(
+            'The release signature does not enable Hardened Runtime.',
+        );
+    }
+
+    const cdhash = signature.match(/^CDHash=([\da-f]+)$/m)?.[1];
+
+    if (!cdhash) {
+        throw new Error(
+            'The signed app has no CodeDirectory hash to match against Apple notarization.',
+        );
+    }
+
+    const bundledVersion = step('Checking bundled release version', 'plutil', [
+        '-extract',
+        'CFBundleShortVersionString',
+        'raw',
+        '-o',
+        '-',
+        join(app, 'Contents/Info.plist'),
+    ]);
+
+    if (bundledVersion.trim() !== version) {
+        throw new Error(
+            'The built app version does not match the release version.',
+        );
+    }
+
+    return cdhash;
+}
+
+export function releaseMacos({
+    env = process.env,
+    platform = process.platform,
+    arch = process.arch,
+    directory = dirname(fileURLToPath(import.meta.url)),
+    run = execute,
+    log = console.log,
+    resumeSubmissionId = null,
+} = {}) {
+    if (platform !== 'darwin') {
+        throw new Error('macOS releases require a Mac with Xcode installed.');
+    }
+
+    if (
+        resumeSubmissionId !== null &&
+        !submissionIdPattern.test(resumeSubmissionId)
+    ) {
+        throw new Error('--resume requires the Apple submission UUID.');
+    }
+
+    const identity = env.APPLE_SIGNING_IDENTITY?.trim();
+    const profile = env.APPLE_NOTARY_KEYCHAIN_PROFILE?.trim();
+
+    if (
+        !identity?.startsWith('Developer ID Application: ') ||
+        !identity.endsWith(` (${appleTeamId})`) ||
+        /[\r\n"]/.test(identity)
+    ) {
+        throw new Error(
+            `Set APPLE_SIGNING_IDENTITY to the full Developer ID Application certificate name for team ${appleTeamId}.`,
+        );
+    }
+
+    if (env.APPLE_TEAM_ID && env.APPLE_TEAM_ID !== appleTeamId) {
+        throw new Error(`APPLE_TEAM_ID must be ${appleTeamId}.`);
+    }
+
+    if (!profile) {
+        throw new Error(
+            'Set APPLE_NOTARY_KEYCHAIN_PROFILE to a notarytool profile created with store-credentials for the new Apple team.',
+        );
+    }
+
+    const target =
+        env.MACOS_RELEASE_TARGET ||
+        { arm64: 'aarch64-apple-darwin', x64: 'x86_64-apple-darwin' }[arch];
+
+    if (!['aarch64-apple-darwin', 'x86_64-apple-darwin'].includes(target)) {
+        throw new Error(
+            'MACOS_RELEASE_TARGET must be aarch64-apple-darwin or x86_64-apple-darwin.',
+        );
+    }
+
+    const config = JSON.parse(
+        readFileSync(join(directory, 'src-tauri/tauri.conf.json'), 'utf8'),
+    );
+
+    if (
+        config.identifier !== bundleIdentifier ||
+        config.productName !== 'KanbanGit'
+    ) {
+        throw new Error(
+            'The macOS release must keep the KanbanGit product name and bundle identifier.',
+        );
+    }
+
+    if (!/^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)$/.test(config.version)) {
+        throw new Error(
+            'The macOS release version must be a stable MAJOR.MINOR.PATCH version.',
+        );
+    }
+
+    const targetDirectory = join(directory, 'src-tauri/target');
+    const releaseDirectory = join(targetDirectory, 'macos-release');
+    const destination = join(releaseDirectory, `${config.version}-${target}`);
+
+    if (existsSync(destination)) {
+        throw new Error(
+            `Release output already exists: ${destination}. Move it aside or use a new version.`,
+        );
+    }
+
+    // Notarization is handled below with the explicit keychain profile, never ambient Apple credentials.
+    const buildEnv = Object.fromEntries(
+        Object.entries(env).filter(
+            ([key]) => !key.startsWith('APPLE_') && key !== 'TAURI_CONFIG',
+        ),
+    );
+    buildEnv.APPLE_SIGNING_IDENTITY = identity;
+    buildEnv.CARGO_TARGET_DIR = targetDirectory;
+
+    function step(label, command, args, inherit = false) {
+        log(label);
+
+        return run(command, args, {
+            cwd: directory,
+            env: buildEnv,
+            step: label,
+            inherit,
+        });
+    }
+
+    const identities = step('Checking signing certificate', 'security', [
+        'find-identity',
+        '-v',
+        '-p',
+        'codesigning',
+    ]);
+
+    if (
+        !identities
+            .split('\n')
+            .some((line) => line.trim().endsWith(`"${identity}"`))
+    ) {
+        throw new Error(
+            `Install the Developer ID Application certificate for ${appleTeamId}, including its private key, in an unlocked keychain.`,
+        );
+    }
+
+    const notaryCredentials = ['--keychain-profile', profile];
+
+    if (env.APPLE_NOTARY_KEYCHAIN?.trim()) {
+        notaryCredentials.push('--keychain', env.APPLE_NOTARY_KEYCHAIN.trim());
+    }
+
+    step(
+        'Checking notarization access (check the keychain profile if this fails)',
+        'xcrun',
+        [
+            'notarytool',
+            'history',
+            ...notaryCredentials,
+            '--output-format',
+            'json',
+        ],
+    );
+
+    const app = join(
+        targetDirectory,
+        target,
+        'release/bundle/macos/KanbanGit.app',
+    );
+    if (!resumeSubmissionId) {
+        step(
+            'Building signed macOS release',
+            'pnpm',
+            [
+                'exec',
+                'tauri',
+                'build',
+                '--ci',
+                '--target',
+                target,
+                '--bundles',
+                'app',
+                '--config',
+                JSON.stringify({
+                    bundle: {
+                        createUpdaterArtifacts: false,
+                        macOS: {
+                            signingIdentity: identity,
+                            hardenedRuntime: true,
+                        },
+                    },
+                }),
+                '--',
+                '--locked',
+            ],
+            true,
+        );
+    }
+
+    if (!existsSync(app)) {
+        throw new Error('The release build did not produce KanbanGit.app.');
+    }
+
+    const cdhash = verifySignedMacosApp({ app, version: config.version, step });
+
+    mkdirSync(releaseDirectory, { recursive: true });
+    const staging = mkdtempSync(join(releaseDirectory, '.pending-'));
+
+    try {
+        const submission = join(staging, 'notarization.zip');
+        let submissionId = resumeSubmissionId;
+
+        if (!submissionId) {
+            step('Preparing notarization archive', 'ditto', [
+                '-c',
+                '-k',
+                '--sequesterRsrc',
+                '--keepParent',
+                app,
+                submission,
+            ]);
+            const submitted = JSON.parse(
+                step('Submitting to Apple', 'xcrun', [
+                    'notarytool',
+                    'submit',
+                    submission,
+                    ...notaryCredentials,
+                    '--no-wait',
+                    '--output-format',
+                    'json',
+                ]),
+            );
+            submissionId = submitted.id;
+
+            if (!submissionIdPattern.test(submissionId ?? '')) {
+                throw new Error(
+                    'Apple did not return a valid submission UUID. Check notarytool history before retrying.',
+                );
+            }
+        }
+
+        const resumeHint = `Resume without rebuilding or uploading: pnpm --dir native release:macos --resume ${submissionId}`;
+        log(`Apple submission: ${submissionId}. ${resumeHint}`);
+        writeFileSync(
+            join(
+                targetDirectory,
+                `notarization-${submissionId}.submission.json`,
+            ),
+            JSON.stringify(
+                {
+                    submissionId,
+                    version: config.version,
+                    target,
+                    cdhash,
+                },
+                null,
+                2,
+            ) + '\n',
+        );
+
+        let result;
+
+        try {
+            result = JSON.parse(
+                step('Waiting for Apple notarization', 'xcrun', [
+                    'notarytool',
+                    'wait',
+                    submissionId,
+                    ...notaryCredentials,
+                    '--timeout',
+                    '30m',
+                    '--output-format',
+                    'json',
+                ]),
+            );
+        } catch (error) {
+            throw new Error(
+                `${error.message} Apple may still be processing this submission. ${resumeHint}`,
+            );
+        }
+
+        if (result.status !== 'Accepted') {
+            throw new Error(
+                `Apple did not accept the release (status: ${result.status ?? 'unknown'}, submission: ${submissionId}). Inspect it with notarytool log. ${resumeHint}`,
+            );
+        }
+
+        const notaryLog = JSON.parse(
+            step('Checking Apple notarization log', 'xcrun', [
+                'notarytool',
+                'log',
+                submissionId,
+                ...notaryCredentials,
+            ]),
+        );
+        writeFileSync(
+            join(targetDirectory, `notarization-${submissionId}.log.json`),
+            JSON.stringify(notaryLog, null, 2) + '\n',
+        );
+        const expectedArch =
+            target === 'aarch64-apple-darwin' ? 'arm64' : 'x86_64';
+
+        if (
+            notaryLog.jobId !== submissionId ||
+            notaryLog.status !== 'Accepted' ||
+            !notaryLog.ticketContents?.some(
+                (ticket) =>
+                    ticket.path.endsWith('/KanbanGit.app') &&
+                    ticket.cdhash === cdhash &&
+                    ticket.arch === expectedArch,
+            )
+        ) {
+            throw new Error(
+                'The accepted Apple submission does not match this signed app and architecture. Restore the submitted app or create a new release.',
+            );
+        }
+
+        if (notaryLog.issues?.length) {
+            throw new Error(
+                `Apple reported notarization issues. Review src-tauri/target/notarization-${submissionId}.log.json before distribution.`,
+            );
+        }
+
+        step('Stapling notarization ticket', 'xcrun', [
+            'stapler',
+            'staple',
+            app,
+        ]);
+        step('Validating notarization ticket', 'xcrun', [
+            'stapler',
+            'validate',
+            app,
+        ]);
+        step('Verifying final app signature', 'codesign', [
+            '--verify',
+            '--deep',
+            '--strict',
+            app,
+        ]);
+        step('Checking Gatekeeper acceptance', 'spctl', [
+            '--assess',
+            '--type',
+            'execute',
+            '--verbose=2',
+            app,
+        ]);
+
+        const name = `KanbanGit-${config.version}-${target}.zip`;
+        const archive = join(staging, name);
+        step('Packaging notarized download', 'ditto', [
+            '-c',
+            '-k',
+            '--sequesterRsrc',
+            '--keepParent',
+            app,
+            archive,
+        ]);
+        const checksum = createHash('sha256')
+            .update(readFileSync(archive))
+            .digest('hex');
+        writeFileSync(`${archive}.sha256`, `${checksum}  ${name}\n`);
+        rmSync(submission, { force: true });
+        renameSync(staging, destination);
+        log(`Verified release: ${join(destination, name)}`);
+
+        return {
+            archive: join(destination, name),
+            checksum,
+            version: config.version,
+            target,
+        };
+    } finally {
+        rmSync(staging, { recursive: true, force: true });
+    }
+}
+
+if (
+    process.argv[1] &&
+    import.meta.url === pathToFileURL(resolve(process.argv[1])).href
+) {
+    try {
+        const { values } = parseArgs({
+            options: { resume: { type: 'string' } },
+        });
+        releaseMacos({ resumeSubmissionId: values.resume ?? null });
+    } catch (error) {
+        console.error(`macOS release failed: ${error.message}`);
+        process.exitCode = 1;
+    }
+}

native/src-tauri/Cargo.lock

@@ -1673,7 +1673,7 @@ dependencies = [
 
 [[package]]
 name = "kanbangit-native"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "serde_json",
  "tauri",

native/src-tauri/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "kanbangit-native"
-version = "0.1.0"
+version = "0.1.1"
 description = "KanbanGit native application"
 edition = "2021"
 publish = false

native/src-tauri/gen/android/app/src/main/java/de/kanbangit/desktop/MainActivity.kt

@@ -1,6 +1,8 @@
 package de.kanbangit.desktop
 
 import android.annotation.SuppressLint
+import android.content.ActivityNotFoundException
+import android.content.Intent
 import android.content.res.Configuration
 import android.graphics.Bitmap
 import android.net.Uri
@@ -8,10 +10,12 @@ import android.net.http.SslError
 import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
+import android.os.Message
 import android.view.View
 import android.view.ViewGroup
 import android.webkit.CookieManager
 import android.webkit.SslErrorHandler
+import android.webkit.ValueCallback
 import android.webkit.WebChromeClient
 import android.webkit.WebResourceError
 import android.webkit.WebResourceRequest
@@ -24,8 +28,10 @@ import android.widget.Button
 import android.widget.FrameLayout
 import android.widget.LinearLayout
 import android.widget.TextView
+import android.widget.Toast
 import androidx.activity.OnBackPressedCallback
 import androidx.activity.enableEdgeToEdge
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowCompat
 import androidx.core.view.WindowInsetsCompat
@@ -50,6 +56,47 @@ class MainActivity : TauriActivity() {
     private var keyboardVisible = false
     private var initialized = false
 
+    private var fileCallback: ValueCallback<Array<Uri>>? = null
+    private var fileWorkspace: WebView? = null
+    private var filePage: String? = null
+    private var multipleFiles = false
+    private var filePickerActive = false
+    private val popups = mutableSetOf<WebView>()
+    private val filePicker = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+        filePickerActive = false
+        val callback = fileCallback
+        val owner = fileWorkspace
+        val page = filePage
+        fileCallback = null
+        fileWorkspace = null
+        filePage = null
+        val files = WebChromeClient.FileChooserParams.parseResult(result.resultCode, result.data)
+        val valid = owner != null && owner === workspace && owner.url == page &&
+            NavigationPolicy.allows(server, page.orEmpty()) && files?.isNotEmpty() == true &&
+            (multipleFiles || files.size == 1) && files.all { uri ->
+                NavigationPolicy.selectedFile(uri.toString(), packageName) && runCatching {
+                    contentResolver.openFileDescriptor(uri, "r")?.use { true } == true
+                }.getOrDefault(false)
+            }
+        callback?.onReceiveValue(if (valid) files else null)
+    }
+
+    private fun cancelFileSelection() {
+        fileCallback?.onReceiveValue(null)
+        fileCallback = null
+        fileWorkspace = null
+        filePage = null
+    }
+
+    private fun openExternal(url: String) {
+        if (!NavigationPolicy.external(url)) return
+        try {
+            startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(url)).addCategory(Intent.CATEGORY_BROWSABLE))
+        } catch (_: ActivityNotFoundException) {
+            Toast.makeText(this, R.string.external_link_error, Toast.LENGTH_LONG).show()
+        }
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         enableEdgeToEdge()
         super.onCreate(savedInstanceState)
@@ -144,6 +191,7 @@ class MainActivity : TauriActivity() {
             showWorkspace()
             return
         }
+        cancelFileSelection()
         val changed = address != preferences.getString("server", null)
         val clearSession = changed || preferences.getBoolean("clearing", false)
         if (!preferences.edit().putString("server", address).putBoolean("clearing", clearSession).commit()) {
@@ -187,18 +235,67 @@ class MainActivity : TauriActivity() {
             javaScriptEnabled = true
             domStorageEnabled = true
             allowFileAccess = false
-            allowContentAccess = false
+            allowContentAccess = true
             mixedContentMode = WebSettings.MIXED_CONTENT_NEVER_ALLOW
             javaScriptCanOpenWindowsAutomatically = false
             setSupportMultipleWindows(true)
         }
         CookieManager.getInstance().setAcceptThirdPartyCookies(remote, false)
-        remote.webChromeClient = WebChromeClient()
+        remote.webChromeClient = object : WebChromeClient() {
+            override fun onShowFileChooser(view: WebView, callback: ValueCallback<Array<Uri>>, params: FileChooserParams): Boolean {
+                if (view !== workspace || !NavigationPolicy.allows(server, view.url.orEmpty()) ||
+                    params.mode !in listOf(FileChooserParams.MODE_OPEN, FileChooserParams.MODE_OPEN_MULTIPLE)) return false
+                // Keep one outstanding picker; stale results must never reach a different page.
+                if (filePickerActive) return false
+                fileCallback = callback
+                fileWorkspace = view
+                filePage = view.url
+                multipleFiles = params.mode == FileChooserParams.MODE_OPEN_MULTIPLE
+                return try {
+                    filePickerActive = true
+                    filePicker.launch(params.createIntent().addCategory(Intent.CATEGORY_OPENABLE))
+                    true
+                } catch (_: ActivityNotFoundException) {
+                    filePickerActive = false
+                    cancelFileSelection()
+                    Toast.makeText(this@MainActivity, R.string.file_picker_error, Toast.LENGTH_LONG).show()
+                    true
+                }
+            }
+
+            override fun onCreateWindow(view: WebView, isDialog: Boolean, isUserGesture: Boolean, result: Message): Boolean {
+                if (view !== workspace || !isUserGesture || !NavigationPolicy.allows(server, view.url.orEmpty())) return false
+                val popup = WebView(this@MainActivity)
+                popups.add(popup)
+                fun dispose() {
+                    if (popups.remove(popup)) popup.destroy()
+                }
+                popup.webViewClient = object : WebViewClient() {
+                    override fun shouldOverrideUrlLoading(child: WebView, request: WebResourceRequest): Boolean {
+                        if (request.isForMainFrame && workspace === view) {
+                            val url = request.url.toString()
+                            if (NavigationPolicy.allows(server, url)) view.loadUrl(url) else openExternal(url)
+                        }
+                        child.post { dispose() }
+                        return true
+                    }
+                }
+                (result.obj as WebView.WebViewTransport).webView = popup
+                result.sendToTarget()
+                handler.postDelayed({ dispose() }, 10000)
+                return true
+            }
+        }
         remote.webViewClient = object : WebViewClient() {
-            override fun shouldOverrideUrlLoading(view: WebView, request: WebResourceRequest): Boolean =
-                !NavigationPolicy.allows(server, request.url.toString())
+            override fun shouldOverrideUrlLoading(view: WebView, request: WebResourceRequest): Boolean {
+                val url = request.url.toString()
+                if (NavigationPolicy.allows(server, url)) return false
+                if (workspace === view && request.isForMainFrame && request.hasGesture()) openExternal(url)
+                return true
+            }
 
             override fun onPageStarted(view: WebView, url: String, favicon: Bitmap?) {
+                if (workspace === view) cancelFileSelection()
                 if (!NavigationPolicy.allows(server, url)) {
                     view.stopLoading()
                     fail(view)
@@ -299,6 +396,9 @@ class MainActivity : TauriActivity() {
 
     override fun onDestroy() {
         handler.removeCallbacksAndMessages(null)
+        cancelFileSelection()
+        popups.forEach { it.destroy() }
+        popups.clear()
         workspace?.destroy()
         workspace = null
         super.onDestroy()

native/src-tauri/gen/android/app/src/main/java/de/kanbangit/desktop/NavigationPolicy.kt

@@ -31,6 +31,21 @@ object NavigationPolicy {
             target.rawUserInfo == null && !destination.contains('\\')
     }.getOrDefault(false)
 
+    fun external(destination: String): Boolean = runCatching {
+        val target = URI(destination)
+        target.scheme.lowercase(Locale.ROOT) in setOf("https", "http") &&
+            !target.host.isNullOrBlank() && target.rawUserInfo == null &&
+            (target.port == -1 || target.port in 1..65535) &&
+            destination.none { it.isISOControl() || it == '\\' }
+    }.getOrDefault(false)
+
+    fun selectedFile(destination: String, packageName: String): Boolean = runCatching {
+        val target = URI(destination)
+        target.scheme == "content" && !target.host.isNullOrBlank() &&
+            target.rawUserInfo == null && target.port == -1 &&
+            target.host != packageName && target.host != "$packageName.fileprovider"
+    }.getOrDefault(false)
+
     fun backAction(keyboard: Boolean, launcher: Boolean, ready: Boolean, history: Boolean): String = when {
         keyboard -> "keyboard"
         launcher && ready -> "resume"

native/src-tauri/gen/android/app/src/main/res/values/strings.xml

@@ -3,4 +3,6 @@
     <string name="main_activity_title">"KanbanGit"</string>
     <string name="server_settings">Server settings</string>
     <string name="update_webview">Update Android System WebView to connect to your workspace.</string>
+    <string name="external_link_error">No browser is available to open this link.</string>
+    <string name="file_picker_error">No file picker is available. Please try again.</string>
 </resources>

native/src-tauri/gen/android/app/src/test/java/de/kanbangit/desktop/NavigationPolicyTest.kt

@@ -23,6 +23,24 @@ class NavigationPolicyTest {
         assertTrue(NavigationPolicy.allows("https://example.com/", "https://example.com:443/login"))
     }
 
+    @Test fun externalLinksNeverBecomeServerNavigation() {
+        val server = "https://example.com/"
+        for (url in listOf("https://git.example.com/org/repo/pulls/1#diff", "http://git.example.com/repo", "https://example.com:8443/other")) {
+            assertTrue(url, NavigationPolicy.external(url))
+            assertFalse(url, NavigationPolicy.allows(server, url))
+        }
+        for (url in listOf("https://user:password@git.example.com/", "https://example.com:99999/", "javascript:alert(1)", "intent://example.com/", "file:///etc/passwd", "content://provider/file", "data:text/html,test", "mailto:user@example.com", "https://example.com\\evil")) {
+            assertFalse(url, NavigationPolicy.external(url))
+        }
+    }
+
+    @Test fun filePickerAcceptsOnlyExternalContentProviders() {
+        assertTrue(NavigationPolicy.selectedFile("content://com.android.providers.media.documents/document/image%3A1", "de.kanbangit.desktop"))
+        for (url in listOf("file:///data/data/de.kanbangit.desktop/session", "https://example.com/avatar.png", "content://de.kanbangit.desktop.fileprovider/private/key", "content://de.kanbangit.desktop/private/key", "content://user@provider/path", "content://provider:123/path", "content:/missing-provider")) {
+            assertFalse(url, NavigationPolicy.selectedFile(url, "de.kanbangit.desktop"))
+        }
+    }
+
     @Test fun backClosesKeyboardBeforeNavigatingAndPreservesTheWorkspace() {
         assertEquals("keyboard", NavigationPolicy.backAction(true, false, true, true))
         assertEquals("resume", NavigationPolicy.backAction(false, true, true, true))

native/src-tauri/gen/apple/Sources/kanbangit-native/WorkspacePolicy.swift

@@ -29,6 +29,13 @@ struct WorkspaceServer: Codable, Equatable {
             && destination.user == nil && destination.password == nil
     }
 
+    static func allowsExternal(_ destination: URL) -> Bool {
+        ["https", "http"].contains(destination.scheme?.lowercased() ?? "")
+            && destination.host?.isEmpty == false
+            && (destination.port.map({ (1...65535).contains($0) }) ?? true)
+            && destination.user == nil && destination.password == nil
+    }
+
     static func selecting(_ url: URL, current: WorkspaceServer?) -> WorkspaceServer {
         current?.url == url ? current! : WorkspaceServer(url: url, profile: UUID())
     }

native/src-tauri/gen/apple/Sources/kanbangit-native/WorkspaceViewController.swift

@@ -39,6 +39,7 @@ final class WorkspaceViewController: UIViewController, WKNavigationDelegate, WKU
     private let connectButton = UIButton(type: .system)
     private let resumeButton = UIButton(type: .system)
     private let toolbar = UIToolbar()
+    private var historyObservation: NSKeyValueObservation?
     private var backButton: UIBarButtonItem!
     private var appearance: UISegmentedControl!
 
@@ -192,6 +193,7 @@ final class WorkspaceViewController: UIViewController, WKNavigationDelegate, WKU
         guard let data = try? JSONEncoder().encode(selected) else { status.text = text("storageError"); return }
         defaults.set(data, forKey: serverKey)
         timeout?.cancel()
+        historyObservation = nil
         workspace?.stopLoading()
         workspace?.navigationDelegate = nil
         workspace?.removeFromSuperview()
@@ -215,6 +217,9 @@ final class WorkspaceViewController: UIViewController, WKNavigationDelegate, WKU
             webview.trailingAnchor.constraint(equalTo: view.safeAreaLayoutGuide.trailingAnchor),
         ])
         workspace = webview
+        historyObservation = webview.observe(\.canGoBack, options: [.initial, .new]) { [weak self] view, _ in
+            self?.backButton.isEnabled = view.canGoBack
+        }
         view.endEditing(true)
         address.text = url.absoluteString
         beginNavigation()
@@ -261,8 +266,17 @@ final class WorkspaceViewController: UIViewController, WKNavigationDelegate, WKU
     @objc private func goBack() { if workspace?.canGoBack == true { workspace?.goBack() } }
 
     func webView(_ webView: WKWebView, decidePolicyFor action: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) {
-        guard webView === workspace, let url = action.request.url,
-              server?.allows(url) == true else { decisionHandler(.cancel); return }
+        guard webView === workspace, let url = action.request.url else { decisionHandler(.cancel); return }
+        guard server?.allows(url) == true else {
+            decisionHandler(.cancel)
+            if action.navigationType == .linkActivated,
+               action.sourceFrame.isMainFrame,
+               action.targetFrame == nil || action.targetFrame?.isMainFrame == true,
+               WorkspaceServer.allowsExternal(url) {
+                UIApplication.shared.open(url)
+            }
+            return
+        }
         if action.targetFrame == nil {
             decisionHandler(.cancel)
             webView.load(action.request)

native/src-tauri/gen/apple/Sources/kanbangit-native/en.lproj/InfoPlist.strings

@@ -0,0 +1,2 @@
+"NSCameraUsageDescription" = "Choose a profile picture using your camera.";
+"NSPhotoLibraryUsageDescription" = "Choose a profile picture from your photo library.";

native/src-tauri/gen/apple/Tests/WorkspaceTests.swift

@@ -17,6 +17,54 @@ final class WorkspaceTests: XCTestCase {
         }
     }
 
+    func testExternalLinksStayOutsideTheSelectedServer() throws {
+        let server = WorkspaceServer(url: URL(string: "https://example.com/")!, profile: UUID())
+        for value in ["https://git.example.com/org/repo/pulls/1#diff", "http://git.example.com/repo", "https://example.com:8443/other"] {
+            let url = try XCTUnwrap(URL(string: value))
+            XCTAssertTrue(WorkspaceServer.allowsExternal(url))
+            XCTAssertFalse(server.allows(url))
+        }
+        for value in ["https://user:secret@git.example.com/", "https://example.com:99999/", "javascript:alert(1)", "file:///etc/passwd", "tauri://localhost/action/open", "mailto:user@example.com", "data:text/html,test"] {
+            XCTAssertFalse(WorkspaceServer.allowsExternal(try XCTUnwrap(URL(string: value))), value)
+        }
+    }
+
+    @MainActor
+    func testBackButtonTracksSameDocumentHistory() async throws {
+        let name = "KAN55-history-\(UUID())"
+        let defaults = try XCTUnwrap(UserDefaults(suiteName: name))
+        defer { defaults.removePersistentDomain(forName: name) }
+        let controller = WorkspaceViewController(defaults: defaults)
+        controller.loadViewIfNeeded()
+        let url = try XCTUnwrap(WorkspaceServer.normalize("https://example.invalid/"))
+        controller.open(url)
+        let webview = try XCTUnwrap(controller.workspace)
+        webview.stopLoading()
+        webview.loadHTMLString("<html><body><input id='draft' value='unsaved'></body></html>", baseURL: url)
+        var loaded = false
+        for _ in 0..<50 {
+            if let value = try? await webview.evaluateJavaScript("document.getElementById('draft')?.value"),
+               value as? String == "unsaved" { loaded = true; break }
+            try await Task.sleep(for: .milliseconds(100))
+        }
+        XCTAssertTrue(loaded)
+        _ = try await webview.evaluateJavaScript("history.pushState({}, '', '#ticket')")
+        let toolbar = try XCTUnwrap(controller.view.subviews.compactMap { $0 as? UIToolbar }.first)
+        for _ in 0..<20 {
+            if toolbar.items?.first?.isEnabled == true { break }
+            try await Task.sleep(for: .milliseconds(50))
+        }
+        XCTAssertTrue(webview.canGoBack)
+        XCTAssertTrue(toolbar.items?.first?.isEnabled == true)
+        webview.goBack()
+        for _ in 0..<20 {
+            if let hash = try? await webview.evaluateJavaScript("location.hash"), hash as? String == "" { break }
+            try await Task.sleep(for: .milliseconds(50))
+        }
+        let draft = try await webview.evaluateJavaScript("document.getElementById('draft').value")
+        XCTAssertEqual(draft as? String, "unsaved")
+    }
+
     func testServerChangesNeverReusePreviousProfile() throws {
         let firstURL = try XCTUnwrap(WorkspaceServer.normalize("https://example.com/"))
         let otherURL = try XCTUnwrap(WorkspaceServer.normalize("https://example.com/other/"))

native/src-tauri/gen/apple/kanbangit-native.xcodeproj/project.pbxproj

@@ -22,6 +22,7 @@
 		B939982700E800053A9C7663 /* Security.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = DE3B71153677F722CAC6DCF7 /* Security.framework */; };
 		C362C102D4950A81D89BB8C8 /* WebKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 92EBA86D28BBFD1C822CC6F6 /* WebKit.framework */; };
 		C44BDCDEA454DBD106D51C9C /* WorkspaceViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = EE63F98563975EF4FF2A10FB /* WorkspaceViewController.swift */; };
+		C53E7EC983C008DF98244C74 /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = 2AB6F9398EA3CB62A68287D2 /* InfoPlist.strings */; };
 		CD64D99EBD87E6FFC0C9001C /* MetalKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D581BB90601D7A89F8F188E2 /* MetalKit.framework */; };
 		D8772A5E508092D6F831058A /* libapp.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 91991DFDB0C064B06DF854ED /* libapp.a */; };
 		EB37EAF992C1A156795CAEC0 /* CoreGraphics.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 0CF713E7BFE3F6B5BAA3550E /* CoreGraphics.framework */; };
@@ -45,6 +46,7 @@
 		23960010246A2A72E9940D3F /* kanbangit-native_iOS.app */ = {isa = PBXFileReference; includeInIndex = 0; lastKnownFileType = wrapper.application; path = "kanbangit-native_iOS.app"; sourceTree = BUILT_PRODUCTS_DIR; };
 		2B96972F58CC158AB3DFF94A /* lib.rs */ = {isa = PBXFileReference; path = lib.rs; sourceTree = "<group>"; };
 		31630170C358EA8657E34854 /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
+		47C531812A31207F97A89C5F /* en */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = en; path = en.lproj/InfoPlist.strings; sourceTree = "<group>"; };
 		4C76059D31C50B198779A5F7 /* en.lproj */ = {isa = PBXFileReference; path = en.lproj; sourceTree = "<group>"; };
 		554AB059B4228085924F4959 /* WorkspacePolicy.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = WorkspacePolicy.swift; sourceTree = "<group>"; };
 		63685B1189795CAEA85F7AB7 /* QuartzCore.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = QuartzCore.framework; path = System/Library/Frameworks/QuartzCore.framework; sourceTree = SDKROOT; };
@@ -53,6 +55,7 @@
 		91991DFDB0C064B06DF854ED /* libapp.a */ = {isa = PBXFileReference; lastKnownFileType = archive.ar; path = libapp.a; sourceTree = "<group>"; };
 		92EBA86D28BBFD1C822CC6F6 /* WebKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = WebKit.framework; path = System/Library/Frameworks/WebKit.framework; sourceTree = SDKROOT; };
 		946BA5CC3FD90AD90D101A36 /* kanbangit-native_iOS.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = "kanbangit-native_iOS.entitlements"; sourceTree = "<group>"; };
+		9C56BE6890F0452F69D64795 /* android.rs */ = {isa = PBXFileReference; path = android.rs; sourceTree = "<group>"; };
 		9CAD0AE17A7966154CA29001 /* WorkspaceUITests.xctest */ = {isa = PBXFileReference; includeInIndex = 0; lastKnownFileType = wrapper.cfbundle; path = WorkspaceUITests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
 		A372EBDD353022BDB3E78972 /* WorkspaceTests.xctest */ = {isa = PBXFileReference; includeInIndex = 0; lastKnownFileType = wrapper.cfbundle; path = WorkspaceTests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
 		AEBAD9ABE758897C50BC1F2E /* locale.rs */ = {isa = PBXFileReference; path = locale.rs; sourceTree = "<group>"; };
@@ -137,6 +140,7 @@
 		335B1262A9019C70C7F887A5 /* src */ = {
 			isa = PBXGroup;
 			children = (
+				9C56BE6890F0452F69D64795 /* android.rs */,
 				05A753935B6CB0316DA56D96 /* desktop.rs */,
 				CAF08AD60D2F29A879CDAEBB /* ios.rs */,
 				2B96972F58CC158AB3DFF94A /* lib.rs */,
@@ -191,6 +195,7 @@
 				554AB059B4228085924F4959 /* WorkspacePolicy.swift */,
 				EE63F98563975EF4FF2A10FB /* WorkspaceViewController.swift */,
 				2A11A26F0082A5075CD710C6 /* bindings */,
+				2AB6F9398EA3CB62A68287D2 /* InfoPlist.strings */,
 				C8C02BC0E757897278EB954A /* Localizable.strings */,
 			);
 			path = "kanbangit-native";
@@ -299,6 +304,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				0FAB3CC7BB466BFF871C0C30 /* Assets.xcassets in Resources */,
+				C53E7EC983C008DF98244C74 /* InfoPlist.strings in Resources */,
 				34C189B72A1B9EBE33D700D1 /* LaunchScreen.storyboard in Resources */,
 				A46344B6DF1B3A0F2798B751 /* Localizable.strings in Resources */,
 			);
@@ -370,6 +376,14 @@
 /* End PBXTargetDependency section */
 
 /* Begin PBXVariantGroup section */
+		2AB6F9398EA3CB62A68287D2 /* InfoPlist.strings */ = {
+			isa = PBXVariantGroup;
+			children = (
+				47C531812A31207F97A89C5F /* en */,
+			);
+			name = InfoPlist.strings;
+			sourceTree = "<group>";
+		};
 		C8C02BC0E757897278EB954A /* Localizable.strings */ = {
 			isa = PBXVariantGroup;
 			children = (

native/src-tauri/gen/apple/kanbangit-native_iOS/Info.plist

@@ -20,6 +20,10 @@
 	<string>0.1.0</string>
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
+	<key>NSCameraUsageDescription</key>
+	<string>Choose a profile picture using your camera.</string>
+	<key>NSPhotoLibraryUsageDescription</key>
+	<string>Choose a profile picture from your photo library.</string>
 	<key>UILaunchStoryboardName</key>
 	<string>LaunchScreen</string>
 	<key>UIRequiredDeviceCapabilities</key>

native/src-tauri/gen/apple/project.yml

@@ -41,6 +41,8 @@ targets:
     info:
       path: kanbangit-native_iOS/Info.plist
       properties:
+        NSCameraUsageDescription: Choose a profile picture using your camera.
+        NSPhotoLibraryUsageDescription: Choose a profile picture from your photo library.
         LSRequiresIPhoneOS: true
         UILaunchStoryboardName: LaunchScreen
         UIRequiredDeviceCapabilities: [arm64, metal]

native/src-tauri/src/desktop.rs

@@ -39,6 +39,26 @@ fn allows_server_navigation(server: &Url, destination: &Url) -> bool {
         && destination.password().is_none()
 }
 
+fn allows_external_navigation(destination: &Url) -> bool {
+    matches!(destination.scheme(), "https" | "http")
+        && destination.host_str().is_some()
+        && destination.username().is_empty()
+        && destination.password().is_none()
+}
+
+fn open_external(destination: &Url) {
+    if allows_external_navigation(destination) {
+        // Arguments are passed directly to Launch Services, never through a shell.
+        let destination = destination.to_string();
+        std::thread::spawn(move || {
+            let _ = std::process::Command::new("/usr/bin/open")
+                .arg("--")
+                .arg(destination)
+                .status();
+        });
+    }
+}
+
 fn allows_launcher_navigation(destination: &Url) -> bool {
     destination.scheme() == "tauri"
         && destination.host_str() == Some("localhost")
@@ -146,6 +166,9 @@ fn open_workspace(app: &AppHandle, input: &str) -> Result<(), &'static str> {
     let handle = app.clone();
     let navigation_label = label.clone();
     let server_url = server.url.clone();
+    let popup_server = server_url.clone();
+    let popup_handle = app.clone();
+    let popup_label = label.clone();
     let window = WebviewWindowBuilder::new(app, &label, WebviewUrl::External(server.url))
         .title(en::APP_NAME)
         .inner_size(1280.0, 850.0)
@@ -155,12 +178,22 @@ fn open_workspace(app: &AppHandle, input: &str) -> Result<(), &'static str> {
         .data_store_identifier(server.profile)
         .on_navigation(move |destination| {
             if !allows_server_navigation(&server_url, destination) {
+                open_external(destination);
                 return false;
             }
             begin_navigation(&handle, &navigation_label);
             true
         })
-        .on_new_window(|_, _| NewWindowResponse::Deny)
+        .on_new_window(move |destination, _| {
+            if allows_server_navigation(&popup_server, &destination) {
+                if let Some(window) = popup_handle.get_webview_window(&popup_label) {
+                    let _ = window.navigate(destination);
+                }
+            } else {
+                open_external(&destination);
+            }
+            NewWindowResponse::Deny
+        })
         .on_page_load(|window, payload| {
             if payload.event() != PageLoadEvent::Finished {
                 return;
@@ -277,11 +310,31 @@ pub fn builder() -> tauri::Builder<tauri::Wry> {
                     .select_all()
                     .build()?,
             )
+            .item(
+                &SubmenuBuilder::new(app, en::NAVIGATION)
+                    .text("workspace-back", en::BACK)
+                    .text("workspace-forward", en::FORWARD)
+                    .build()?,
+            )
             .build()?;
         app.set_menu(menu)?;
         app.on_menu_event(|app, event| {
             if event.id().as_ref() == "server-settings" {
                 show_launcher(app);
+            } else if let Some(script) = match event.id().as_ref() {
+                "workspace-back" => Some("window.history.back()"),
+                "workspace-forward" => Some("window.history.forward()"),
+                _ => None,
+            } {
+                let label = app
+                    .state::<Mutex<Connection>>()
+                    .lock()
+                    .unwrap()
+                    .label
+                    .clone();
+                if let Some(window) = label.and_then(|label| app.get_webview_window(&label)) {
+                    let _ = window.eval(script);
+                }
             }
         });
         let handle = app.handle().clone();
@@ -347,6 +400,26 @@ pub fn builder() -> tauri::Builder<tauri::Wry> {
 mod tests {
     use super::*;
 
+    #[test]
+    fn external_links_accept_only_web_urls_without_credentials() {
+        for input in [
+            "https://git.example.com/org/repo/pulls/1#diff",
+            "http://git.example.com/repo",
+        ] {
+            assert!(allows_external_navigation(&Url::parse(input).unwrap()));
+        }
+        for input in [
+            "https://user:secret@git.example.com/",
+            "file:///etc/passwd",
+            "javascript:alert(1)",
+            "tauri://localhost/action/open",
+            "mailto:user@example.com",
+            "data:text/html,test",
+        ] {
+            assert!(!allows_external_navigation(&Url::parse(input).unwrap()));
+        }
+    }
+
     #[test]
     fn navigation_is_limited_to_the_selected_https_origin() {
         let server = validate_url("https://example.com:8443/app/").unwrap();

native/src-tauri/src/locale.rs

@@ -1,5 +1,8 @@
 pub mod en {
     pub const APP_NAME: &str = "KanbanGit";
     pub const SERVER_SETTINGS: &str = "Server settings…";
+    pub const NAVIGATION: &str = "Navigation";
+    pub const BACK: &str = "Back";
+    pub const FORWARD: &str = "Forward";
     pub const EDIT: &str = "Edit";
 }

native/src-tauri/tauri.conf.json

@@ -1,7 +1,7 @@
 {
     "$schema": "https://schema.tauri.app/config/2",
     "productName": "KanbanGit",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "identifier": "de.kanbangit.desktop",
     "build": {
         "frontendDist": "../ui"

native/tests/macos-ci.test.js

@@ -0,0 +1,193 @@
+import assert from 'node:assert/strict';
+import {
+    existsSync,
+    mkdirSync,
+    mkdtempSync,
+    readFileSync,
+    rmSync,
+    writeFileSync,
+} from 'node:fs';
+import { tmpdir } from 'node:os';
+import { join } from 'node:path';
+import test from 'node:test';
+import {
+    packageNotarizedApp,
+    releaseMetadata,
+    verifyNotarizedApp,
+} from '../macos-ci.mjs';
+
+function fixture(t) {
+    const directory = mkdtempSync(join(tmpdir(), 'kanbangit-ci-test-'));
+    t.after(() => rmSync(directory, { recursive: true, force: true }));
+    mkdirSync(join(directory, 'src-tauri'));
+    const config = {
+        version: '1.2.3',
+        productName: 'KanbanGit',
+        identifier: 'de.kanbangit.desktop',
+    };
+    writeFileSync(
+        join(directory, 'src-tauri/tauri.conf.json'),
+        JSON.stringify(config),
+    );
+    writeFileSync(
+        join(directory, 'package.json'),
+        JSON.stringify({ version: '1.2.3' }),
+    );
+    writeFileSync(
+        join(directory, 'src-tauri/Cargo.toml'),
+        '[package]\nname = "kanbangit-native"\nversion = "1.2.3"\n[dependencies]\nother = "2"\n',
+    );
+    const env = {
+        RELEASE_TAG: 'macos-v1.2.3',
+        APPLE_SIGNING_IDENTITY:
+            'Developer ID Application: Example (ZZX2KZGTHU)',
+    };
+    const calls = [];
+    const run = (command, args) => {
+        calls.push({ command, args });
+        if (command === 'codesign' && args.includes('--display')) {
+            return 'CodeDirectory flags=0x10000(runtime)\nCDHash=abcdef123456';
+        }
+        if (command === 'plutil') {
+            return '1.2.3';
+        }
+        if (command === 'lipo') {
+            return 'arm64';
+        }
+        if (command === 'ditto' && args.includes('-c')) {
+            writeFileSync(args.at(-1), 'notarized archive');
+        }
+        return '';
+    };
+    return { directory, env, config, run, calls };
+}
+
+test('release metadata binds tag, all app versions, identity and architecture', (t) => {
+    const f = fixture(t);
+    assert.deepEqual(releaseMetadata(f.env, f.directory), {
+        version: '1.2.3',
+        target: 'aarch64-apple-darwin',
+        arch: 'arm64',
+        filename: 'KanbanGit-1.2.3-aarch64-apple-darwin.zip',
+    });
+    assert.equal(
+        releaseMetadata(
+            { ...f.env, MACOS_RELEASE_TARGET: 'x86_64-apple-darwin' },
+            f.directory,
+        ).arch,
+        'x86_64',
+    );
+});
+
+for (const env of [
+    { RELEASE_TAG: 'v1.2.3' },
+    { RELEASE_TAG: 'macos-v1.2.4' },
+    { RELEASE_TAG: 'macos-v1.2.3; echo bad' },
+    { MACOS_RELEASE_TARGET: 'x86_64-unknown-linux-gnu' },
+    { APPLE_SIGNING_IDENTITY: '-' },
+    { APPLE_SIGNING_IDENTITY: 'Apple Development: Example (ZZX2KZGTHU)' },
+    {
+        APPLE_SIGNING_IDENTITY:
+            'Developer ID Application: Example (OLDTEAM123)',
+    },
+]) {
+    test(`rejects invalid release inputs ${JSON.stringify(env)}`, (t) => {
+        const f = fixture(t);
+        assert.throws(() => releaseMetadata({ ...f.env, ...env }, f.directory));
+    });
+}
+
+for (const [file, contents] of [
+    ['package.json', '{"version":"1.2.4"}'],
+    ['src-tauri/Cargo.toml', '[package]\nversion = "1.2.4"'],
+    ['src-tauri/tauri.conf.json', '{"version":"01.2.3"}'],
+    [
+        'src-tauri/tauri.conf.json',
+        '{"version":"1.2.3","identifier":"other","productName":"KanbanGit"}',
+    ],
+]) {
+    test(`rejects inconsistent metadata in ${file}: ${contents}`, (t) => {
+        const f = fixture(t);
+        writeFileSync(join(f.directory, file), contents);
+        assert.throws(() => releaseMetadata(f.env, f.directory));
+    });
+}
+
+test('packages only a verified app and checks the extracted download again', (t) => {
+    const f = fixture(t);
+    const output = packageNotarizedApp(f);
+    assert.equal(
+        readFileSync(join(output.directory, output.filename), 'utf8'),
+        'notarized archive',
+    );
+    assert.equal(
+        readFileSync(
+            join(output.directory, `${output.filename}.sha256`),
+            'utf8',
+        ),
+        `${output.checksum}  ${output.filename}\n`,
+    );
+    assert.equal(f.calls.filter((call) => call.command === 'spctl').length, 2);
+    assert.equal(f.calls.filter((call) => call.command === 'xcrun').length, 2);
+    assert.match(
+        f.calls.findLast((call) => call.command === 'spctl').args.at(-1),
+        /extracted\/KanbanGit\.app$/,
+    );
+    assert.throws(() => packageNotarizedApp(f), /already exists/);
+});
+
+for (const failure of ['codesign', 'lipo', 'xcrun', 'spctl', 'ditto']) {
+    test(`does not publish local output when ${failure} verification fails`, (t) => {
+        const f = fixture(t);
+        const run = f.run;
+        f.run = (command, args) => {
+            if (command === failure) {
+                throw new Error('verification failed');
+            }
+            return run(command, args);
+        };
+        assert.throws(() => packageNotarizedApp(f), /verification failed/);
+        assert.equal(
+            existsSync(
+                join(
+                    f.directory,
+                    'src-tauri/target/macos-release/1.2.3-aarch64-apple-darwin',
+                ),
+            ),
+            false,
+        );
+    });
+}
+
+test('rejects an app built for a different architecture', (t) => {
+    const f = fixture(t);
+    const metadata = releaseMetadata(f.env, f.directory);
+    assert.throws(
+        () =>
+            verifyNotarizedApp('KanbanGit.app', metadata, (command, args) =>
+                command === 'lipo' ? 'x86_64' : f.run(command, args),
+            ),
+        /architecture/,
+    );
+});
+
+test('failed validation of the extracted app discards staged download', (t) => {
+    const f = fixture(t);
+    const run = f.run;
+    f.run = (command, args) => {
+        if (command === 'spctl' && args.at(-1).includes('extracted/')) {
+            throw new Error('roundtrip invalid');
+        }
+        return run(command, args);
+    };
+    assert.throws(() => packageNotarizedApp(f), /roundtrip invalid/);
+    assert.equal(
+        existsSync(
+            join(
+                f.directory,
+                'src-tauri/target/macos-release/1.2.3-aarch64-apple-darwin',
+            ),
+        ),
+        false,
+    );
+});

native/tests/macos-release.test.js

@@ -0,0 +1,554 @@
+import assert from 'node:assert/strict';
+import { createHash } from 'node:crypto';
+import {
+    existsSync,
+    mkdirSync,
+    mkdtempSync,
+    readFileSync,
+    readdirSync,
+    rmSync,
+    writeFileSync,
+} from 'node:fs';
+import { tmpdir } from 'node:os';
+import { dirname, join } from 'node:path';
+import test from 'node:test';
+import { releaseMacos } from '../release-macos.mjs';
+
+const identity = 'Developer ID Application: Example Developer (ZZX2KZGTHU)';
+const submissionId = '3aa7effe-4333-4b03-925c-78427354a3e6';
+const cdhash = 'a3850211578ca9130445ec77918a619778cb465d';
+
+function fixture(t, overrides = {}) {
+    const directory = mkdtempSync(join(tmpdir(), 'kanbangit-release-test-'));
+    t.after(() => rmSync(directory, { recursive: true, force: true }));
+    const config = {
+        productName: 'KanbanGit',
+        identifier: 'de.kanbangit.desktop',
+        version: '1.2.3',
+    };
+    const configPath = join(directory, 'src-tauri/tauri.conf.json');
+    mkdirSync(dirname(configPath), { recursive: true });
+    writeFileSync(configPath, JSON.stringify(config));
+
+    const calls = [];
+    const releaseDirectory = join(directory, 'src-tauri/target/macos-release');
+    const destination = join(releaseDirectory, '1.2.3-aarch64-apple-darwin');
+    let stapled = false;
+    const options = {
+        directory,
+        platform: 'darwin',
+        arch: 'arm64',
+        log() {},
+        env: {
+            APPLE_SIGNING_IDENTITY: identity,
+            APPLE_NOTARY_KEYCHAIN_PROFILE: 'kanbangit-notary',
+        },
+        run(command, args, settings) {
+            calls.push({ command, args, settings });
+
+            if (overrides.failStep === settings.step) {
+                throw new Error('Simulated external failure');
+            }
+
+            if (command === 'security') {
+                return (
+                    overrides.identities ??
+                    `1) ABCDEF "${identity}"\n1 valid identities found`
+                );
+            }
+
+            if (command === 'pnpm' && !overrides.missingApp) {
+                const target = args[args.indexOf('--target') + 1];
+                mkdirSync(
+                    join(
+                        directory,
+                        'src-tauri/target',
+                        target,
+                        'release/bundle/macos/KanbanGit.app',
+                    ),
+                    { recursive: true },
+                );
+            }
+
+            if (command === 'codesign' && args.includes('--display')) {
+                return (
+                    overrides.signature ??
+                    `CodeDirectory v=20500 size=1024 flags=0x10000(runtime) hashes=10\nCDHash=${cdhash}`
+                );
+            }
+
+            if (command === 'plutil') {
+                return overrides.version ?? '1.2.3';
+            }
+
+            if (
+                command === 'xcrun' &&
+                args[0] === 'notarytool' &&
+                args[1] === 'submit'
+            ) {
+                return (
+                    overrides.submissionResult ??
+                    JSON.stringify({ id: submissionId })
+                );
+            }
+
+            if (
+                command === 'xcrun' &&
+                args[0] === 'notarytool' &&
+                args[1] === 'wait'
+            ) {
+                return (
+                    overrides.notaryResult ??
+                    JSON.stringify({ status: 'Accepted', id: submissionId })
+                );
+            }
+
+            if (
+                command === 'xcrun' &&
+                args[0] === 'notarytool' &&
+                args[1] === 'log'
+            ) {
+                return (
+                    overrides.notaryLog ??
+                    JSON.stringify({
+                        jobId: submissionId,
+                        status: 'Accepted',
+                        issues: null,
+                        ticketContents: [
+                            {
+                                path: 'notarization.zip/KanbanGit.app',
+                                cdhash,
+                                arch:
+                                    options.env.MACOS_RELEASE_TARGET ===
+                                    'x86_64-apple-darwin'
+                                        ? 'x86_64'
+                                        : 'arm64',
+                            },
+                        ],
+                    })
+                );
+            }
+
+            if (
+                command === 'xcrun' &&
+                args[0] === 'stapler' &&
+                args[1] === 'staple'
+            ) {
+                stapled = true;
+            }
+
+            if (command === 'ditto') {
+                writeFileSync(
+                    args.at(-1),
+                    stapled
+                        ? 'archive with stapled ticket'
+                        : 'archive before notarization',
+                );
+            }
+
+            return '';
+        },
+    };
+
+    return {
+        options,
+        calls,
+        config,
+        configPath,
+        releaseDirectory,
+        destination,
+    };
+}
+
+test('publishes only the stapled app archive with its exact SHA-256 checksum after verification', (t) => {
+    const f = fixture(t);
+    const result = releaseMacos(f.options);
+    const contents = readFileSync(result.archive, 'utf8');
+    assert.equal(contents, 'archive with stapled ticket');
+    assert.equal(
+        result.checksum,
+        createHash('sha256').update(contents).digest('hex'),
+    );
+    assert.equal(
+        readFileSync(`${result.archive}.sha256`, 'utf8'),
+        `${result.checksum}  KanbanGit-1.2.3-aarch64-apple-darwin.zip\n`,
+    );
+    assert.deepEqual(readdirSync(f.destination).sort(), [
+        'KanbanGit-1.2.3-aarch64-apple-darwin.zip',
+        'KanbanGit-1.2.3-aarch64-apple-darwin.zip.sha256',
+    ]);
+    assert.deepEqual(readdirSync(f.releaseDirectory), [
+        '1.2.3-aarch64-apple-darwin',
+    ]);
+    const labels = f.calls.map((call) => call.settings.step);
+    assert.ok(
+        labels.indexOf('Checking Gatekeeper acceptance') <
+            labels.indexOf('Packaging notarized download'),
+    );
+    const verify = f.calls.find((call) => call.args.includes('-R'));
+    assert.ok(verify.args.includes('--strict'));
+    assert.ok(verify.args.includes('--deep'));
+    assert.match(
+        verify.args[verify.args.indexOf('-R') + 1],
+        /anchor apple generic.*de\.kanbangit\.desktop.*ZZX2KZGTHU.*1\.2\.840\.113635\.100\.6\.1\.13/,
+    );
+});
+
+for (const [name, env, expected] of [
+    [
+        'missing identity',
+        { APPLE_SIGNING_IDENTITY: '' },
+        /APPLE_SIGNING_IDENTITY/,
+    ],
+    [
+        'ad hoc identity',
+        { APPLE_SIGNING_IDENTITY: '-' },
+        /Developer ID Application/,
+    ],
+    [
+        'development certificate',
+        { APPLE_SIGNING_IDENTITY: 'Apple Development: Example (ZZX2KZGTHU)' },
+        /Developer ID Application/,
+    ],
+    [
+        'old team certificate',
+        {
+            APPLE_SIGNING_IDENTITY:
+                'Developer ID Application: Example (OLDTEAM123)',
+        },
+        /ZZX2KZGTHU/,
+    ],
+    ['old team environment', { APPLE_TEAM_ID: 'OLDTEAM123' }, /APPLE_TEAM_ID/],
+    [
+        'missing notary profile',
+        { APPLE_NOTARY_KEYCHAIN_PROFILE: '  ' },
+        /APPLE_NOTARY_KEYCHAIN_PROFILE/,
+    ],
+    [
+        'unsupported target',
+        { MACOS_RELEASE_TARGET: 'aarch64-apple-ios' },
+        /MACOS_RELEASE_TARGET/,
+    ],
+]) {
+    test(`${name} fails before running external commands`, (t) => {
+        const f = fixture(t);
+        Object.assign(f.options.env, env);
+        assert.throws(() => releaseMacos(f.options), expected);
+        assert.equal(f.calls.length, 0);
+        assert.equal(existsSync(f.destination), false);
+    });
+}
+
+test('does not allow a non-macOS host', (t) => {
+    const f = fixture(t);
+    assert.throws(
+        () => releaseMacos({ ...f.options, platform: 'linux' }),
+        /require a Mac/,
+    );
+    assert.equal(f.calls.length, 0);
+});
+
+for (const change of [
+    { identifier: 'de.oldteam.app' },
+    { productName: '../Other' },
+    { version: '../outside' },
+    { version: '1.2.3-beta.1' },
+    { version: '01.2.3' },
+]) {
+    test(`rejects inconsistent release configuration ${JSON.stringify(change)}`, (t) => {
+        const f = fixture(t);
+        writeFileSync(f.configPath, JSON.stringify({ ...f.config, ...change }));
+        assert.throws(() => releaseMacos(f.options), /release/);
+        assert.equal(f.calls.length, 0);
+    });
+}
+
+test('requires the exact installed signing identity before building', (t) => {
+    const f = fixture(t, { identities: '0 valid identities found' });
+    assert.throws(() => releaseMacos(f.options), /including its private key/);
+    assert.equal(f.calls.length, 1);
+});
+
+test('validates notarization access before the build', (t) => {
+    const f = fixture(t, {
+        failStep:
+            'Checking notarization access (check the keychain profile if this fails)',
+    });
+    assert.throws(() => releaseMacos(f.options), /external failure/);
+    assert.equal(
+        f.calls.some((call) => call.command === 'pnpm'),
+        false,
+    );
+});
+
+test('pins release signing, hardening and target directory without inheriting unrelated Apple credentials', (t) => {
+    const f = fixture(t);
+    Object.assign(f.options.env, {
+        APPLE_ID: 'old-account@example.test',
+        APPLE_PASSWORD: 'must-not-be-passed',
+        APPLE_API_KEY: 'old-key',
+        APPLE_CERTIFICATE: 'old-certificate',
+        APPLE_TEAM_ID: 'ZZX2KZGTHU',
+        TAURI_CONFIG: '{"bundle":{"macOS":{"hardenedRuntime":false}}}',
+        CARGO_TARGET_DIR: '/other-build',
+        APPLE_NOTARY_KEYCHAIN: '/ci/release.keychain-db',
+    });
+    const originalEnv = { ...f.options.env };
+    releaseMacos(f.options);
+    assert.deepEqual(f.options.env, originalEnv);
+    const build = f.calls.find((call) => call.command === 'pnpm');
+    assert.equal(build.args.includes('--debug'), false);
+    assert.deepEqual(build.args.slice(-2), ['--', '--locked']);
+    assert.deepEqual(
+        JSON.parse(build.args[build.args.indexOf('--config') + 1]),
+        {
+            bundle: {
+                createUpdaterArtifacts: false,
+                macOS: { signingIdentity: identity, hardenedRuntime: true },
+            },
+        },
+    );
+    assert.equal(build.settings.env.APPLE_SIGNING_IDENTITY, identity);
+    assert.equal(
+        build.settings.env.CARGO_TARGET_DIR,
+        join(f.options.directory, 'src-tauri/target'),
+    );
+    for (const key of [
+        'APPLE_ID',
+        'APPLE_PASSWORD',
+        'APPLE_API_KEY',
+        'APPLE_CERTIFICATE',
+        'TAURI_CONFIG',
+    ]) {
+        assert.equal(build.settings.env[key], undefined);
+    }
+    for (const call of f.calls.filter(
+        (call) => call.args[0] === 'notarytool',
+    )) {
+        assert.equal(
+            call.args[call.args.indexOf('--keychain-profile') + 1],
+            'kanbangit-notary',
+        );
+        assert.equal(
+            call.args[call.args.indexOf('--keychain') + 1],
+            '/ci/release.keychain-db',
+        );
+    }
+});
+
+test('supports an explicit Intel target with distinct output naming', (t) => {
+    const f = fixture(t);
+    f.options.env.MACOS_RELEASE_TARGET = 'x86_64-apple-darwin';
+    const result = releaseMacos(f.options);
+    assert.equal(result.target, 'x86_64-apple-darwin');
+    assert.match(
+        result.archive,
+        /1\.2\.3-x86_64-apple-darwin\/KanbanGit-1\.2\.3-x86_64-apple-darwin\.zip$/,
+    );
+});
+
+for (const [name, override, expected] of [
+    ['missing app', { missingApp: true }, /did not produce/],
+    [
+        'missing hardened runtime',
+        { signature: 'CodeDirectory flags=0x0(none)' },
+        /Hardened Runtime/,
+    ],
+    ['mismatched version', { version: '0.9.0' }, /version/],
+]) {
+    test(`${name} prevents submission to Apple`, (t) => {
+        const f = fixture(t, override);
+        assert.throws(() => releaseMacos(f.options), expected);
+        assert.equal(
+            f.calls.some((call) => call.args[1] === 'submit'),
+            false,
+        );
+        assert.equal(existsSync(f.destination), false);
+    });
+}
+
+for (const failStep of [
+    'Building signed macOS release',
+    'Verifying Developer ID signature and team',
+    'Preparing notarization archive',
+    'Submitting to Apple',
+    'Waiting for Apple notarization',
+    'Checking Apple notarization log',
+    'Stapling notarization ticket',
+    'Validating notarization ticket',
+    'Verifying final app signature',
+    'Checking Gatekeeper acceptance',
+    'Packaging notarized download',
+]) {
+    test(`${failStep} failure never publishes a download`, (t) => {
+        const f = fixture(t, { failStep });
+        assert.throws(() => releaseMacos(f.options), /external failure/);
+        assert.equal(existsSync(f.destination), false);
+        if (existsSync(f.releaseDirectory)) {
+            assert.deepEqual(readdirSync(f.releaseDirectory), []);
+        }
+    });
+}
+
+for (const notaryResult of [
+    '{"status":"Invalid","id":"rejected-id"}',
+    '{"status":"In Progress","id":"pending-id"}',
+    '{"id":"no-status"}',
+    'not valid JSON',
+]) {
+    test(`unaccepted notarization prevents stapling and publication: ${notaryResult}`, (t) => {
+        const f = fixture(t, { notaryResult });
+        assert.throws(() => releaseMacos(f.options));
+        assert.equal(
+            f.calls.some((call) => call.args[0] === 'stapler'),
+            false,
+        );
+        assert.equal(existsSync(f.destination), false);
+        assert.deepEqual(readdirSync(f.releaseDirectory), []);
+    });
+}
+
+test('never overwrites an existing verified release', (t) => {
+    const f = fixture(t);
+    const result = releaseMacos(f.options);
+    const original = readFileSync(result.archive);
+    f.calls.length = 0;
+    assert.throws(() => releaseMacos(f.options), /already exists/);
+    assert.deepEqual(readFileSync(result.archive), original);
+    assert.equal(f.calls.length, 0);
+});
+
+test('persists submission ID on timeout and resumes the same app without rebuilding or uploading', (t) => {
+    const overrides = { failStep: 'Waiting for Apple notarization' };
+    const f = fixture(t, overrides);
+    assert.throws(
+        () => releaseMacos(f.options),
+        new RegExp(`Apple may still be processing.*--resume ${submissionId}`),
+    );
+    const record = JSON.parse(
+        readFileSync(
+            join(
+                f.options.directory,
+                'src-tauri/target',
+                `notarization-${submissionId}.submission.json`,
+            ),
+            'utf8',
+        ),
+    );
+    assert.deepEqual(record, {
+        submissionId,
+        version: '1.2.3',
+        target: 'aarch64-apple-darwin',
+        cdhash,
+    });
+    assert.equal(existsSync(f.destination), false);
+    overrides.failStep = null;
+    f.calls.length = 0;
+    const result = releaseMacos({
+        ...f.options,
+        resumeSubmissionId: submissionId,
+    });
+    assert.equal(
+        readFileSync(result.archive, 'utf8'),
+        'archive with stapled ticket',
+    );
+    assert.equal(
+        f.calls.some(
+            (call) => call.command === 'pnpm' || call.args[1] === 'submit',
+        ),
+        false,
+    );
+    assert.equal(
+        f.calls.find((call) => call.args[1] === 'wait').args[2],
+        submissionId,
+    );
+});
+
+test('rejects invalid resume arguments before any commands', (t) => {
+    const f = fixture(t);
+    assert.throws(
+        () => releaseMacos({ ...f.options, resumeSubmissionId: '--invalid' }),
+        /submission UUID/,
+    );
+    assert.equal(f.calls.length, 0);
+});
+
+test('resume never rebuilds a missing previously submitted app', (t) => {
+    const f = fixture(t);
+    assert.throws(
+        () => releaseMacos({ ...f.options, resumeSubmissionId: submissionId }),
+        /did not produce/,
+    );
+    assert.equal(
+        f.calls.some(
+            (call) => call.command === 'pnpm' || call.args[1] === 'submit',
+        ),
+        false,
+    );
+});
+
+for (const submissionResult of ['{}', '{"id":"not-a-uuid"}', 'invalid JSON']) {
+    test(`invalid submission response cannot continue: ${submissionResult}`, (t) => {
+        const f = fixture(t, { submissionResult });
+        assert.throws(() => releaseMacos(f.options));
+        assert.equal(
+            f.calls.some(
+                (call) => call.args[1] === 'wait' || call.args[0] === 'stapler',
+            ),
+            false,
+        );
+        assert.equal(existsSync(f.destination), false);
+    });
+}
+
+for (const change of [
+    { jobId: '00000000-0000-0000-0000-000000000000' },
+    { status: 'Invalid' },
+    { ticketContents: [] },
+    {
+        ticketContents: [
+            {
+                path: 'notarization.zip/KanbanGit.app',
+                cdhash: 'different-code',
+                arch: 'arm64',
+            },
+        ],
+    },
+    {
+        ticketContents: [
+            { path: 'notarization.zip/KanbanGit.app', cdhash, arch: 'x86_64' },
+        ],
+    },
+    {
+        ticketContents: [
+            { path: 'notarization.zip/Other.app', cdhash, arch: 'arm64' },
+        ],
+    },
+    { issues: [{ severity: 'warning', message: 'Review this warning' }] },
+]) {
+    test(`Apple log must approve the exact app without outstanding issues: ${JSON.stringify(change)}`, (t) => {
+        const notaryLog = JSON.stringify({
+            jobId: submissionId,
+            status: 'Accepted',
+            issues: null,
+            ticketContents: [
+                {
+                    path: 'notarization.zip/KanbanGit.app',
+                    cdhash,
+                    arch: 'arm64',
+                },
+            ],
+            ...change,
+        });
+        const f = fixture(t, { notaryLog });
+        assert.throws(
+            () => releaseMacos(f.options),
+            /does not match|notarization issues/,
+        );
+        assert.equal(
+            f.calls.some((call) => call.args[0] === 'stapler'),
+            false,
+        );
+        assert.equal(existsSync(f.destination), false);
+    });
+}

native/tests/macos-workflow.test.js

@@ -0,0 +1,161 @@
+import assert from 'node:assert/strict';
+import { spawnSync } from 'node:child_process';
+import {
+    mkdirSync,
+    mkdtempSync,
+    readFileSync,
+    rmSync,
+    writeFileSync,
+} from 'node:fs';
+import { tmpdir } from 'node:os';
+import { join } from 'node:path';
+import process from 'node:process';
+import test from 'node:test';
+
+const workflow = readFileSync(
+    new URL('../../.github/workflows/macos-release.yml', import.meta.url),
+    'utf8',
+);
+const selectRef = workflow
+    .split(
+        '      - name: Select an existing version tag contained in main\n',
+    )[1]
+    .split('\n      - name:')[0]
+    .split('        run: |\n')[1]
+    .split('\n')
+    .map((line) => line.replace(/^ {10}/, ''))
+    .join('\n');
+
+function fixture(t) {
+    const directory = mkdtempSync(join(tmpdir(), 'kanbangit-release-ref-'));
+    t.after(() => rmSync(directory, { recursive: true, force: true }));
+    const remote = join(directory, 'remote');
+    const checkout = join(directory, 'checkout');
+    mkdirSync(remote);
+    const env = {
+        ...process.env,
+        GIT_AUTHOR_NAME: 'Release test',
+        GIT_COMMITTER_NAME: 'Release test',
+        GIT_AUTHOR_EMAIL: 'release@example.invalid',
+        GIT_COMMITTER_EMAIL: 'release@example.invalid',
+        GIT_CONFIG_NOSYSTEM: '1',
+        GIT_CONFIG_GLOBAL: '/dev/null',
+    };
+    const git = (cwd, ...args) => {
+        const result = spawnSync('git', args, { cwd, env, encoding: 'utf8' });
+        assert.equal(result.status, 0, result.stderr);
+        return result.stdout.trim();
+    };
+    git(remote, 'init', '-b', 'main');
+    writeFileSync(join(remote, 'app.txt'), 'release');
+    git(remote, 'add', 'app.txt');
+    git(remote, '-c', 'commit.gpgsign=false', 'commit', '-m', 'Release');
+    const commit = git(remote, 'rev-parse', 'HEAD');
+    git(remote, 'tag', 'macos-v1.2.3');
+    git(directory, 'clone', remote, checkout);
+    const output = join(directory, 'outputs');
+    const run = (overrides = {}) => {
+        writeFileSync(output, '');
+        const result = spawnSync(
+            'bash',
+            ['--noprofile', '--norc', '-c', selectRef],
+            {
+                cwd: checkout,
+                encoding: 'utf8',
+                env: {
+                    ...env,
+                    GITHUB_EVENT_NAME: 'push',
+                    GITHUB_REF: 'refs/tags/macos-v1.2.3',
+                    REQUESTED_TAG: '',
+                    MACOS_RUNNER: 'macos-local',
+                    GITHUB_OUTPUT: output,
+                    ...overrides,
+                },
+            },
+        );
+        return { ...result, output: readFileSync(output, 'utf8') };
+    };
+    return { run, git, checkout, commit };
+}
+
+test('release selection succeeds using Git alone without an administrative API token', (t) => {
+    const f = fixture(t);
+    const result = f.run({
+        GITEA_TOKEN: '',
+        GITHUB_TOKEN: '',
+        GITHUB_API_URL: 'http://127.0.0.1:1',
+    });
+    assert.equal(result.status, 0, result.stderr);
+    assert.equal(result.output, `commit=${f.commit}\ntag=macos-v1.2.3\n`);
+    assert.equal(f.git(f.checkout, 'rev-parse', 'HEAD'), f.commit);
+});
+
+test('macOS scheduling uses a repository variable while release steps remain gated by preparation', () => {
+    const release = workflow.split('\n  release:\n')[1];
+    const runner = release.match(/^ {4}runs-on: (.+)$/m)?.[1];
+    assert.equal(runner, '${{ vars.MACOS_RUNNER }}');
+    assert.match(release, /^ {4}needs: prepare$/m);
+    assert.match(release, /ref: \$\{\{ needs\.prepare\.outputs\.commit \}\}/);
+    assert.match(
+        release,
+        /RELEASE_TAG: \$\{\{ needs\.prepare\.outputs\.tag \}\}/,
+    );
+});
+
+test('manual release on main accepts an existing tag without moving it', (t) => {
+    const f = fixture(t);
+    const result = f.run({
+        GITHUB_EVENT_NAME: 'workflow_dispatch',
+        GITHUB_REF: 'refs/heads/main',
+        REQUESTED_TAG: 'macos-v1.2.3',
+    });
+    assert.equal(result.status, 0, result.stderr);
+    assert.equal(f.git(f.checkout, 'rev-parse', 'macos-v1.2.3'), f.commit);
+});
+
+for (const [name, overrides] of [
+    ['web release tag', { GITHUB_REF: 'refs/tags/v1.2.3' }],
+    ['missing tag', { GITHUB_REF: 'refs/tags/macos-v9.9.9' }],
+    [
+        'shell characters in tag',
+        { GITHUB_REF: 'refs/tags/macos-v1.2.3;exit 0' },
+    ],
+    ['missing runner label', { MACOS_RUNNER: '' }],
+    [
+        'output injection in runner label',
+        { MACOS_RUNNER: 'macos-local\ncommit=other' },
+    ],
+    [
+        'manual release outside main',
+        {
+            GITHUB_EVENT_NAME: 'workflow_dispatch',
+            GITHUB_REF: 'refs/heads/feature',
+            REQUESTED_TAG: 'macos-v1.2.3',
+        },
+    ],
+]) {
+    test(`release selection rejects ${name} before producing job outputs`, (t) => {
+        const result = fixture(t).run(overrides);
+        assert.notEqual(result.status, 0);
+        assert.equal(result.output, '');
+    });
+}
+
+test('release selection rejects a tag whose commit is outside main', (t) => {
+    const f = fixture(t);
+    f.git(f.checkout, 'switch', '-c', 'unmerged');
+    f.git(
+        f.checkout,
+        '-c',
+        'commit.gpgsign=false',
+        'commit',
+        '--allow-empty',
+        '-m',
+        'Unmerged',
+    );
+    f.git(f.checkout, 'tag', 'macos-v1.2.4');
+    const result = f.run({ GITHUB_REF: 'refs/tags/macos-v1.2.4' });
+    assert.notEqual(result.status, 0);
+    assert.match(result.stderr, /Release tag must belong to main/);
+    assert.equal(result.output, '');
+});

native/tests/publish-macos.test.js

@@ -0,0 +1,340 @@
+import assert from 'node:assert/strict';
+import { Buffer } from 'node:buffer';
+import { createHash } from 'node:crypto';
+import { mkdtempSync, readFileSync, rmSync, writeFileSync } from 'node:fs';
+import { tmpdir } from 'node:os';
+import { join } from 'node:path';
+import test from 'node:test';
+import { publishMacos, storageConfiguration } from '../publish-macos.mjs';
+
+function fixture(t) {
+    const directory = mkdtempSync(join(tmpdir(), 'kanbangit-upload-test-'));
+    t.after(() => rmSync(directory, { recursive: true, force: true }));
+    const metadata = {
+        version: '1.2.3',
+        target: 'aarch64-apple-darwin',
+        filename: 'KanbanGit-1.2.3-aarch64-apple-darwin.zip',
+    };
+    const archive = Buffer.from('verified release');
+    const checksum = createHash('sha256').update(archive).digest('hex');
+    writeFileSync(join(directory, metadata.filename), archive);
+    writeFileSync(
+        join(directory, `${metadata.filename}.sha256`),
+        `${checksum}  ${metadata.filename}\n`,
+    );
+    const env = {
+        S3_BUCKET: 'release-bucket',
+        S3_REGION: 'nbg1',
+        AWS_ACCESS_KEY_ID: 'test-key',
+        AWS_SECRET_ACCESS_KEY: 'test-secret',
+    };
+    const objects = new Map();
+    const events = [];
+    const run = (command, args) => {
+        assert.equal(command, 'aws');
+        assert.equal(args[1], 'https://nbg1.your-objectstorage.com');
+        const operation = args[args.indexOf('s3api') + 1];
+        const value = (name) => args[args.indexOf(name) + 1];
+        const key = value('--key');
+        events.push({ operation, key });
+        if (operation === 'get-bucket-versioning') {
+            assert.equal(value('--output'), 'json');
+            return '';
+        }
+        if (operation === 'put-object') {
+            assert.equal(value('--if-none-match'), '*');
+            if (objects.has(key)) {
+                throw new Error(
+                    'aws failed: (PreconditionFailed) object exists',
+                );
+            }
+            objects.set(key, readFileSync(value('--body')));
+            return '{}';
+        }
+        if (operation === 'get-object') {
+            writeFileSync(args.at(-1), objects.get(key));
+            return '{}';
+        }
+        throw new Error(`Unexpected S3 operation: ${operation}`);
+    };
+    const fetchPublic = async (url, options) => {
+        assert.equal(options.redirect, 'error');
+        assert.equal(
+            new URL(url).hostname,
+            'release-bucket.nbg1.your-objectstorage.com',
+        );
+        const key = new URL(url).pathname.slice(1);
+        events.push({ operation: 'public-get', key });
+        return {
+            ok: objects.has(key),
+            arrayBuffer: async () => objects.get(key),
+        };
+    };
+    return {
+        directory,
+        metadata,
+        env,
+        objects,
+        events,
+        run,
+        fetchPublic,
+        wait: async () => {},
+    };
+}
+
+test('uploads immutable files and writes completion record after public verification', async (t) => {
+    const f = fixture(t);
+    const url = await publishMacos(f);
+    assert.equal(
+        url,
+        `https://release-bucket.nbg1.your-objectstorage.com/releases/macos/aarch64-apple-darwin/1.2.3/${f.metadata.filename}`,
+    );
+    assert.deepEqual(
+        f.events.map((event) => event.operation),
+        [
+            'get-bucket-versioning',
+            'put-object',
+            'public-get',
+            'put-object',
+            'public-get',
+            'put-object',
+            'public-get',
+        ],
+    );
+    assert.equal(f.objects.size, 3);
+    assert(f.events.at(-1).key.endsWith('/release.json'));
+    assert(![...f.objects.keys()].some((key) => key.includes('latest')));
+    assert.deepEqual(JSON.parse(f.objects.get(f.events.at(-1).key)), {
+        version: '1.2.3',
+        target: f.metadata.target,
+        url,
+        sha256: createHash('sha256').update('verified release').digest('hex'),
+        checksumUrl: `${url}.sha256`,
+    });
+});
+
+for (const response of ['', ' \n\t', '{}']) {
+    test(`unversioned bucket response ${JSON.stringify(response)} permits a verified upload`, async (t) => {
+        const f = fixture(t);
+        const run = f.run;
+        f.run = (command, args) => {
+            const result = run(command, args);
+            return args.includes('get-bucket-versioning') ? response : result;
+        };
+        await publishMacos(f);
+        assert.equal(f.objects.size, 3);
+        assert.equal(f.events.at(-1).operation, 'public-get');
+        assert(f.events.at(-1).key.endsWith('/release.json'));
+    });
+}
+
+for (const response of ['{', 'null', '[]', '"Enabled"', 'false']) {
+    test(`invalid versioning response ${response} aborts before any upload`, async (t) => {
+        const f = fixture(t);
+        f.run = (_command, args) => {
+            assert(args.includes('get-bucket-versioning'));
+            return response;
+        };
+        await assert.rejects(publishMacos(f), /Invalid .*versioning/);
+        assert.equal(f.objects.size, 0);
+    });
+}
+
+test('retry accepts byte-identical objects without replacing them', async (t) => {
+    const f = fixture(t);
+    await publishMacos(f);
+    const originals = [...f.objects.entries()];
+    await publishMacos(f);
+    assert.deepEqual([...f.objects.entries()], originals);
+    assert.equal(
+        f.events.filter((event) => event.operation === 'get-object').length,
+        3,
+    );
+});
+
+test('different existing release is never overwritten', async (t) => {
+    const f = fixture(t);
+    const key = `releases/macos/${f.metadata.target}/1.2.3/${f.metadata.filename}`;
+    f.objects.set(key, Buffer.from('previous version content'));
+    await assert.rejects(publishMacos(f), /bump the app version/);
+    assert.equal(f.objects.get(key).toString(), 'previous version content');
+    assert.equal(f.objects.size, 1);
+});
+
+test('checksum mismatch aborts before contacting S3', async (t) => {
+    const f = fixture(t);
+    writeFileSync(join(f.directory, f.metadata.filename), 'tampered');
+    await assert.rejects(publishMacos(f), /SHA-256/);
+    assert.equal(f.events.length, 0);
+});
+
+for (const status of ['Enabled', 'Suspended']) {
+    test(`rejects ${status} bucket versioning before any write`, async (t) => {
+        const f = fixture(t);
+        f.run = () => JSON.stringify({ Status: status });
+        await assert.rejects(publishMacos(f), /unversioned/);
+        assert.equal(f.objects.size, 0);
+    });
+}
+
+for (const operation of ['get-bucket-versioning', 'put-object', 'get-object']) {
+    test(`${operation} access or network failure cannot be mistaken for a missing object`, async (t) => {
+        const f = fixture(t);
+        await publishMacos(f);
+        const run = f.run;
+        f.events.length = 0;
+        f.run = (command, args) => {
+            if (args.includes(operation)) {
+                throw new Error('AccessDenied');
+            }
+            return run(command, args);
+        };
+        await assert.rejects(publishMacos(f), /AccessDenied/);
+        assert(!f.events.some((event) => event.key.endsWith('/release.json')));
+    });
+}
+
+for (const failure of ['private', 'wrong-content', 'network']) {
+    test(`public download ${failure} prevents completion record`, async (t) => {
+        const f = fixture(t);
+        f.fetchPublic = async () => {
+            if (failure === 'network') {
+                throw new Error('network failure');
+            }
+            return {
+                ok: failure !== 'private',
+                status: failure === 'private' ? 403 : 200,
+                arrayBuffer: async () => Buffer.from('wrong'),
+            };
+        };
+        await assert.rejects(publishMacos(f));
+        assert(
+            ![...f.objects.keys()].some((key) => key.endsWith('/release.json')),
+        );
+    });
+}
+
+test('a partial upload can resume with the same files', async (t) => {
+    const f = fixture(t);
+    const run = f.run;
+    f.run = (command, args) => {
+        if (
+            args.includes('put-object') &&
+            args[args.indexOf('--key') + 1].endsWith('.sha256')
+        ) {
+            throw new Error('upload interrupted');
+        }
+        return run(command, args);
+    };
+    await assert.rejects(publishMacos(f), /interrupted/);
+    assert.equal(f.objects.size, 1);
+    f.run = run;
+    await publishMacos(f);
+    assert.equal(f.objects.size, 3);
+});
+
+for (const status of [403, 404, 408, 429, 500, 502, 503, 504, 'network']) {
+    test(`temporary public download failure ${status} recovers before completion`, async (t) => {
+        const f = fixture(t);
+        const fetchPublic = f.fetchPublic;
+        let attempts = 0;
+        let cancelled = 0;
+        const waits = [];
+        f.wait = async (ms) => waits.push(ms);
+        f.fetchPublic = async (...args) => {
+            if (++attempts <= 2) {
+                if (status === 'network') {
+                    throw new Error('temporary network failure');
+                }
+                return {
+                    ok: false,
+                    status,
+                    body: { cancel: async () => cancelled++ },
+                };
+            }
+            return fetchPublic(...args);
+        };
+        await publishMacos(f);
+        assert.deepEqual(waits, [2000, 2000]);
+        assert.equal(cancelled, status === 'network' ? 0 : 2);
+        assert.equal(f.objects.size, 3);
+        assert(f.events.at(-1).key.endsWith('/release.json'));
+    });
+}
+
+test('persistent public access denial stops after five attempts with HTTP status', async (t) => {
+    const f = fixture(t);
+    let attempts = 0;
+    const waits = [];
+    f.wait = async (ms) => waits.push(ms);
+    f.fetchPublic = async () => {
+        attempts++;
+        return { ok: false, status: 403 };
+    };
+    await assert.rejects(publishMacos(f), /HTTP 403/);
+    assert.equal(attempts, 5);
+    assert.equal(waits.length, 4);
+    assert.equal(f.objects.size, 1);
+});
+
+test('incorrect public bytes fail immediately without retry or completion record', async (t) => {
+    const f = fixture(t);
+    f.wait = async () => assert.fail('Do not retry mismatched content');
+    f.fetchPublic = async () => ({
+        ok: true,
+        arrayBuffer: async () => Buffer.from('incorrect'),
+    });
+    await assert.rejects(publishMacos(f), /SHA-256 mismatch/);
+    assert.equal(f.objects.size, 1);
+});
+
+test('checksum access retries finish before publishing the completion record', async (t) => {
+    const f = fixture(t);
+    const fetchPublic = f.fetchPublic;
+    let failures = 0;
+    f.fetchPublic = async (url, options) => {
+        if (url.endsWith('.sha256') && ++failures <= 2) {
+            assert.equal(f.objects.size, 2);
+            return { ok: false, status: 403 };
+        }
+        return fetchPublic(url, options);
+    };
+    await publishMacos(f);
+    assert.equal(failures, 3);
+    assert.equal(f.objects.size, 3);
+});
+
+for (const overrides of [
+    { S3_REGION: '' },
+    { S3_REGION: 'eu-central-1' },
+    { S3_BUCKET: '' },
+    { S3_BUCKET: 'other/../bucket' },
+    { S3_PREFIX: '../other' },
+    { S3_PUBLIC_BASE_URL: 'http://downloads.example.com' },
+    { S3_PUBLIC_BASE_URL: 'https://secret@downloads.example.com' },
+    { S3_PUBLIC_BASE_URL: 'https://downloads.example.com?token=secret' },
+    { AWS_ACCESS_KEY_ID: '' },
+    { AWS_SECRET_ACCESS_KEY: '' },
+]) {
+    test(`invalid storage configuration is rejected before S3 access: ${JSON.stringify(overrides)}`, async (t) => {
+        const f = fixture(t);
+        f.env = { ...f.env, ...overrides };
+        await assert.rejects(publishMacos(f));
+        assert.equal(f.events.length, 0);
+    });
+}
+
+test('derives Hetzner endpoints and supports an explicit public proxy URL', () => {
+    for (const region of ['nbg1', 'fsn1', 'hel1']) {
+        const config = storageConfiguration({
+            S3_REGION: region,
+            S3_BUCKET: 'release-bucket',
+            S3_PUBLIC_BASE_URL: 'https://downloads.example.com/',
+        });
+        assert.equal(
+            config.endpoint,
+            `https://${region}.your-objectstorage.com`,
+        );
+        assert.equal(config.publicBase, 'https://downloads.example.com');
+    }
+});

resources/js/components/TwoFactorSetupModal.vue

@@ -19,6 +19,7 @@ import { Label } from '@/components/ui/label';
 import { useFormProtection } from '@/composables/useFormProtection';
 import { useLocalization } from '@/composables/useLocalization';
 import { useTwoFactorAuth } from '@/composables/useTwoFactorAuth';
+import { copyText } from '@/lib/clipboard';
 import { confirm } from '@/routes/two-factor';
 
 const props = defineProps<{
@@ -94,7 +95,7 @@ async function copyKey(): Promise<void> {
     }
     copyError.value = false;
     try {
-        await navigator.clipboard.writeText(key);
+        await copyText(key);
         if (isOpen.value && manualSetupKey.value === key) {
             copied.value = true;
         }

resources/js/lib/clipboard.ts

@@ -0,0 +1,64 @@
+/** Copy only after a user action; WebViews may not expose the async Clipboard API. */
+export async function copyText(text: string): Promise<void> {
+    if (navigator.clipboard?.writeText) {
+        try {
+            await navigator.clipboard.writeText(text);
+            return;
+        } catch {
+            // Embedded browsers can deny the async API while allowing a selected copy.
+        }
+    }
+
+    const active = document.activeElement;
+    const selection = window.getSelection();
+    const ranges = selection
+        ? Array.from({ length: selection.rangeCount }, (_, index) =>
+              selection.getRangeAt(index).cloneRange(),
+          )
+        : [];
+    const inputSelection =
+        active instanceof HTMLInputElement ||
+        active instanceof HTMLTextAreaElement
+            ? ([
+                  active.selectionStart,
+                  active.selectionEnd,
+                  active.selectionDirection,
+              ] as const)
+            : null;
+    const field = document.createElement('textarea');
+    field.value = text;
+    field.readOnly = true;
+    field.style.cssText =
+        'position:fixed;opacity:0;pointer-events:none;font-size:16px';
+    (active?.closest('[role="dialog"]') ?? document.body).append(field);
+    try {
+        field.focus({ preventScroll: true });
+        field.select();
+        field.setSelectionRange(0, text.length);
+        if (!document.execCommand('copy')) {
+            throw new Error('Clipboard access unavailable');
+        }
+    } finally {
+        field.remove();
+        if (active instanceof HTMLElement) {
+            active.focus({ preventScroll: true });
+        }
+        if (selection) {
+            selection.removeAllRanges();
+            ranges.forEach((range) => selection.addRange(range));
+        }
+        if (
+            inputSelection &&
+            inputSelection[0] !== null &&
+            inputSelection[1] !== null &&
+            (active instanceof HTMLInputElement ||
+                active instanceof HTMLTextAreaElement)
+        ) {
+            active.setSelectionRange(
+                inputSelection[0],
+                inputSelection[1],
+                inputSelection[2] ?? undefined,
+            );
+        }
+    }
+}

resources/js/pages/settings/Applications.vue

@@ -23,6 +23,7 @@ import { Label } from '@/components/ui/label';
 import { useFormProtection } from '@/composables/useFormProtection';
 import { useLocalization } from '@/composables/useLocalization';
 import AppLayout from '@/layouts/AppLayout.vue';
+import { copyText } from '@/lib/clipboard';
 import SettingsLayout from '@/layouts/settings/Layout.vue';
 import { edit } from '@/routes/applications/index';
 import type { BreadcrumbItem, SettingsApplicationsPageProps } from '@/types';
@@ -83,7 +84,7 @@ async function copyKey(): Promise<void> {
     }
     copyError.value = false;
     try {
-        await navigator.clipboard.writeText(key);
+        await copyText(key);
         if (props.applicationKey === key) {
             copied.value = true;
         }

tests/Fixtures/clipboard-browser.mjs

@@ -0,0 +1,105 @@
+import assert from 'node:assert/strict';
+import process from 'node:process';
+import { createServer } from 'vite';
+
+const { chromium } = await import(
+    process.env.PLAYWRIGHT_MODULE ?? 'playwright'
+);
+const server = await createServer({
+    configFile: false,
+    optimizeDeps: { noDiscovery: true, include: [] },
+    server: { host: '127.0.0.1', port: 0, hmr: false },
+    appType: 'custom',
+});
+server.middlewares.use((request, response, next) => {
+    if (request.url !== '/') {
+        return next();
+    }
+    response.setHeader('Content-Type', 'text/html');
+    response.end(`<!doctype html><html><body>
+        <div role="dialog"><input id="draft" value="unsaved draft"><button id="copy">Copy</button></div>
+        <script type="module">
+            import { copyText } from '/resources/js/lib/clipboard.ts';
+            window.originalClipboard = navigator.clipboard;
+            window.copyText = copyText;
+            document.querySelector('#copy').onclick = async () => {
+                window.result = 'pending';
+                const input = document.querySelector('#draft');
+                input.focus(); input.setSelectionRange(1, 5);
+                try { await copyText('kan55 selected text'); window.result = 'copied'; }
+                catch { window.result = 'failed'; }
+            };
+        </script></body></html>`);
+});
+await server.listen();
+const browser = await chromium.launch({ channel: 'chrome', headless: true });
+const context = await browser.newContext({
+    permissions: ['clipboard-read', 'clipboard-write'],
+});
+const page = await context.newPage();
+try {
+    await page.goto(`http://127.0.0.1:${server.httpServer.address().port}/`);
+    await page.waitForFunction(() => typeof window.copyText === 'function');
+    for (const mode of ['modern', 'absent', 'denied']) {
+        await page.evaluate(async (mode) => {
+            Object.defineProperty(navigator, 'clipboard', {
+                configurable: true,
+                value:
+                    mode === 'modern'
+                        ? window.originalClipboard
+                        : mode === 'absent'
+                          ? undefined
+                          : {
+                                writeText: () =>
+                                    Promise.reject(
+                                        new DOMException(
+                                            'Denied',
+                                            'NotAllowedError',
+                                        ),
+                                    ),
+                            },
+            });
+            await window.originalClipboard.writeText('previous');
+            // Simulate the modal's focus boundary used by the two-factor setup dialog.
+            document.onfocusin = (event) => {
+                if (!event.target.closest('[role="dialog"]')) {
+                    document.querySelector('#draft').focus();
+                }
+            };
+        }, mode);
+        await page.getByRole('button', { name: 'Copy', exact: true }).click();
+        await page.waitForFunction(() => window.result === 'copied');
+        assert.equal(
+            await page.evaluate(() => window.originalClipboard.readText()),
+            'kan55 selected text',
+            mode,
+        );
+        assert.deepEqual(
+            await page.evaluate(() => {
+                const input = document.querySelector('#draft');
+                return [
+                    document.activeElement === input,
+                    input.value,
+                    input.selectionStart,
+                    input.selectionEnd,
+                    document.querySelectorAll('textarea').length,
+                ];
+            }),
+            [true, 'unsaved draft', 1, 5, 0],
+            mode,
+        );
+    }
+    await page.evaluate(() => {
+        document.execCommand = () => false;
+    });
+    await page.getByRole('button', { name: 'Copy', exact: true }).click();
+    await page.waitForFunction(() => window.result === 'failed');
+    assert.equal(await page.locator('textarea').count(), 0);
+    assert.equal(await page.locator('#draft').inputValue(), 'unsaved draft');
+    console.log(
+        'Clipboard browser checks passed: async API, unavailable/denied API fallback, modal focus, input selection and failure cleanup.',
+    );
+} finally {
+    await browser.close();
+    await server.close();
+}

tests/Fixtures/security-browser.mjs

@@ -82,6 +82,25 @@ try {
                 ),
                 true,
             );
+            await page.evaluate(() => {
+                window.savedClipboard = navigator.clipboard;
+                Object.defineProperty(navigator, 'clipboard', {
+                    configurable: true,
+                    value: undefined,
+                });
+            });
+            await button('Copy key').click();
+            assert.equal(
+                await page.evaluate(() => window.savedClipboard.readText()),
+                'MANUALSETUPTESTKEY',
+            );
+            assert.equal(await dialog().locator('textarea').count(), 0);
+            await page.evaluate(() => {
+                Object.defineProperty(navigator, 'clipboard', {
+                    configurable: true,
+                    value: window.savedClipboard,
+                });
+            });
             await button('Continue').click();
             const code = page.getByLabel('Authentication code', {
                 exact: true,