Previously, the continue session navigation would immediately try to redirect
to the most recent session before the sync data was fully loaded, causing
navigation to fail. Now it waits for sync status to be complete before
attempting the redirect, ensuring the session data is available.
Users can now press F2 to cycle forward and Shift+F2 to cycle backward through their recently used models, making it faster to switch between commonly used AI models without opening the model selection dialog.
- Add KVProvider context for storing user preferences like theme and warnings
- Update theme context to use KV storage instead of sync config
- Move openrouter warning to persistent KV storage
- Refactor theme selection to persist user choice across sessions