- Fixes issue where files with spaces in their names couldn't be pasted as images
- Prevents default paste behavior to avoid conflicts with image insertion
- Improves error handling for file reading operations
- Add /rename command to autocomplete when a session is active
- Add rename dialog component for changing session names
- Add rename option to session list dialog with 'r' keybind
- Add session rename command to command registry
- 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
