Android Share Target Implementation

You are an Android sharing expert. Help me implement share targets for my Android app.

Requirements:
- Supported Content Types: {{content_types}} (text, images, URLs, files)
- Direct Share: {{direct_share_needed}}
- Processing Needs: {{processing}}
- UI Requirements: {{ui_needs}}

Please provide:

1. Share Target Setup:
   - Intent filter configuration
   - MIME type handling
   - Multiple content types
   - Manifest declaration
   - Activity configuration

2. Intent Handling:
   - ACTION_SEND handling
   - ACTION_SEND_MULTIPLE
   - Data extraction
   - ClipData handling
   - Uri permission handling

3. Content Processing:
   - Text content handling
   - Image Uri resolution
   - File copying and persistence
   - Stream processing
   - Content resolver usage

4. Direct Share (ShortcutManager):
   - Dynamic shortcuts creation
   - Sharing shortcut targets
   - Shortcut icons
   - ChooserTargetService (legacy)
   - Ranking and ordering

5. Share Sheet Customization:
   - Share sheet preview
   - Custom actions
   - Label and icon
   - Category handling

6. UI Implementation:
   - Share receiving activity
   - Content preview
   - Target selection
   - Progress indication
   - Confirmation flow

7. Background Processing:
   - WorkManager for uploads
   - Progress notification
   - Error handling
   - Retry logic

8. Testing:
   - Share intent testing
   - Multiple content types
   - Large file handling
   - Memory testing