- Redesign Sessions → Chat: each project is a chat entry (IM-style)
- Add CommandPalette with all slash commands grouped by category
- Add SessionDrawer (right slide-out panel via /list command)
- Auto-load latest session when entering a project chat
- Fix bridge handleCardAction to properly dispatch perm:, askq:, cmd: actions as messages
- Filter incoming bridge messages by session_key to prevent session mixing
- Add chat/cmd i18n translations for all 5 languages
- Update nav, routing, and header for Chat
Made-with: Cursor