- Use /state instead of /me for auth check - Use /messages instead of /poll for message stream - Use unified POST /messages with 'to' field for all sends - Update part channel URL to DELETE /channels/{name}
- New DB schema: users, channel_members, messages tables (migration 003) - Full C2S HTTP API: register, channels, messages, DMs, polling - Preact SPA embedded via embed.FS, served at GET / - IRC-style UI: tab bar, channel messages, user list, DM tabs, /commands - Dark theme, responsive, esbuild-bundled (~19KB) - Polling-based message delivery (1.5s interval) - Commands: /join, /part, /msg, /nick