- Added Champion model to StreamerPanelController.
- Implemented form validation for champion_id, platform, username, and displayname in create and update methods.
- Created StreamerCreateForm and StreamersTable components for better organization.
- Added StreamerController with index and show methods
- Added StreamerPanelController with index, create, store, edit, update, and destroy methods
- Created Streamer model with fillable attributes and platform-specific URL generation logic
- Implemented migration for creating the streamers table