What's new

Added

• 1:1 AI chat with streaming, stop, regenerate and edit
• Group rooms with invites, roles, presence and typing indicators
• Opt-in AI participation per room (off / mention_only / auto)
• @ai mention autocomplete and a distinct teal identity for AI messages
• Command palette (⌘K), cross-conversation search (⌘/), reactions
• Two-stage moderation that fails closed, plus per-user rate limiting

Security

• Row Level Security on every table, scoped to room membership
• AI provider key confined to Edge Function secrets