- Implement generation detection logic for Shelly devices using model codes, metadata, and type inference.
- Extend relay switch and inventory handling to include generation capabilities.
- Ensure compatibility with Gen1, Gen2, and Gen3 devices for relay control and diagnostics.
- Update unit tests to validate generation inference, fallback behavior, and API compatibility.
- Correct test cases to ensure proper relay IDs are switched.
- Add robust local IP resolution for relay-device bindings, including caching and inventory backfill.
- Introduce fast-path options for relay status and switch dispatch.
- Validate PHP extensions (`curl`, `sqlite3`) in edge agent images.