- Add camera picker interface to common ImagePicker.kt
- Implement camera capture for Android using ActivityResultContracts.TakePicture
- Implement camera capture for iOS using UIImagePickerController
- Add camera picker stubs for wasmJs, jsMain, and jvmMain platforms
- Update CompleteTaskDialog to show both "Take Photo" and "Choose from Library" buttons
- Add camera permissions to Android manifest (CAMERA permission, camera intent queries)
- Configure Android FileProvider for camera photo sharing
- Add camera and photo library usage descriptions to iOS Info.plist
- Update iOS CompleteTaskView with native camera picker support
- Fix cancel button in CompleteTaskView using @Environment(\.dismiss)
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Co-Authored-By: Claude <noreply@anthropic.com>
