Update README: Phase 4 bots & extensibility complete

README.md

@@ -64,8 +64,13 @@ npm run dev
 - [x] @mention autocomplete
 - [x] Dark/light mode toggle
 - [x] Mobile-responsive layout (bottom nav, drawer)
+- [x] Bot framework (token auth, CRUD, WebSocket gateway)
+- [x] Slash commands (registration, autocomplete)
+- [x] Incoming webhooks (create, execute)
+- [x] Example bots (modbot, welcome bot)
 - [ ] Push notifications (backend VAPID keys needed)
-- [ ] Roles + permissions (Phase 4)
+- [ ] Roles & permissions system
+- [ ] REST API documentation (OpenAPI/Swagger)
 - [ ] WebAuthn passkeys (future)
 - [ ] TUI client (Phase 5)
 
@@ -90,11 +95,16 @@ dumpsterChat/
 │   ├── upload/           # MinIO file upload + serve
 │   ├── voice/            # LiveKit voice/video integration
 │   ├── reaction/         # Message reactions
-│   └── invite/           # Server invite links
+│   ├── invite/           # Server invite links
+│   ├── bot/              # Bot framework, auth, commands
+│   └── webhook/          # Incoming webhooks
+├── examples/             # Example bots
+│   ├── modbot/           # Moderation bot
+│   └── welcome/          # Welcome message bot
 ├── web/                  # React frontend (PWA)
 │   ├── src/
-│   │   ├── components/   # Layout, ChatArea, LoginForm, UserSettings, GiphyPicker, VoiceChannel, VoicePanel, VoiceControls, TypingIndicator, ReactionBar, EmojiPicker, ReplyBar, MentionPopup, InviteModal, JoinServer, MobileNav, MobileDrawer, ThemeToggle, InstallPrompt
-│   │   ├── stores/       # Zustand (auth, server, channel, message, ws, voice, presence, typing, push)
+│   │   ├── components/   # Layout, ChatArea, LoginForm, UserSettings, GiphyPicker, VoiceChannel, VoicePanel, VoiceControls, TypingIndicator, ReactionBar, EmojiPicker, ReplyBar, MentionPopup, InviteModal, JoinServer, MobileNav, MobileDrawer, ThemeToggle, InstallPrompt, BotManager, CommandManager, SlashCommandPopup
+│   │   ├── stores/       # Zustand (auth, server, channel, message, ws, voice, presence, typing, push, bot)
 │   │   └── lib/          # API client, WebSocket client
 │   └── tailwind.config.js
 ├── docker/               # Docker Compose, Dockerfile, Caddyfile, LiveKit config