feat: add stable macOS app download to website

resources/js/composables/useMacDownload.ts

@@ -0,0 +1,30 @@
+import { onMounted, ref } from 'vue';
+import updateSource from '../../../native/update-source.json';
+
+export const macDownloadUrl = `${updateSource.baseUrl}/aarch64-apple-darwin/KanbanGit.dmg`;
+
+export function isMacDownloadAvailable(
+    userAgent: string,
+    maxTouchPoints: number,
+    isTauri: unknown,
+): boolean {
+    return (
+        userAgent.includes('Macintosh') &&
+        maxTouchPoints < 2 &&
+        isTauri !== true
+    );
+}
+
+export function useMacDownload() {
+    const showMacDownload = ref(false);
+
+    onMounted(() => {
+        showMacDownload.value = isMacDownloadAvailable(
+            navigator.userAgent,
+            navigator.maxTouchPoints,
+            Reflect.get(window, 'isTauri'),
+        );
+    });
+
+    return { macDownloadUrl, showMacDownload };
+}