Tobias Gesellchen 90f5a53ef4 feat: implement complete /storePreset and /removePreset functionality ...

- Add StorePreset, StoreCurrentAsPreset, and RemovePreset methods to client
- Create comprehensive preset management CLI with subcommands:
  * preset store-current --slot N (store currently playing content)
  * preset store --slot N --source X --location Y (store specific content)
  * preset remove --slot N (remove preset)
  * preset select --slot N (select/play preset)
  * preset list (list all presets)
- Fix WebSocket event handling for preset updates:
  * Correct event type from 'presetUpdated' to 'presetsUpdated'
  * Update event structure to handle complete preset list
  * Improve WebSocket demo display for preset events
- Add comprehensive test coverage for all new client methods
- Fix mock server URL mismatch in tests (/now_playing vs /nowPlaying)
- Add proper input validation and error handling
- Support all content sources: SPOTIFY, TUNEIN, LOCAL_INTERNET_RADIO, etc.

Successfully tested with real SoundTouch device:
- Storing Spotify content as presets ✅
- Removing presets ✅
- Real-time WebSocket events ✅
- CLI usability and error handling ✅

Resolves #14 - Complete /storePreset implementation

2026-01-30 23:12:45 +01:00

..

main.go

feat: implement complete /storePreset and /removePreset functionality

2026-01-30 23:12:45 +01:00