feat: add containerized deployment workflow

app/Actions/Users/UpdateUserAvatar.php

@@ -30,9 +30,10 @@ class UpdateUserAvatar
         $color = $this->colorFor($user);
         $path = sprintf('avatars/generated/%d-%s.svg', $user->id, (string) Str::uuid());
 
-        $stored = Storage::disk('public')->put(
+        $stored = Storage::disk($this->avatarDisk())->put(
             $path,
             $this->svg($this->initials($user->name), $color),
+            ['ContentType' => 'image/svg+xml'],
         );
 
         if (! $stored) {
@@ -53,7 +54,7 @@ class UpdateUserAvatar
     public function upload(User $user, UploadedFile $avatar): User
     {
         $oldPath = $user->avatar_path;
-        $path = $avatar->store('avatars/uploads', 'public');
+        $path = $avatar->store('avatars/uploads', $this->avatarDisk());
 
         if (! is_string($path)) {
             throw new RuntimeException('Uploaded avatar could not be stored.');
@@ -90,7 +91,14 @@ class UpdateUserAvatar
             return;
         }
 
-        Storage::disk('public')->delete($path);
+        Storage::disk($this->avatarDisk())->delete($path);
+    }
+
+    private function avatarDisk(): string
+    {
+        $disk = config('filesystems.avatar_disk', 'public');
+
+        return is_string($disk) && $disk !== '' ? $disk : 'public';
     }
 
     private function initials(string $name): string