Phase 1: Communications Module - Complete

Backend infrastructure:
- PostgreSQL models (users, channels, messages, DMs, files, artifacts)
- JWT authentication with password hashing
- Auth API (register, login, logout, get user)
- Channels API (create, list, join, leave)
- Messages API with @grimlock mention detection
- AI responds automatically when @mentioned
- Background task processing for AI responses

Database:
- SQLAlchemy ORM models
- Alembic ready for migrations
- PostgreSQL + Redis in docker-compose

Features working:
- User registration and login
- Create/join public channels
- Send messages in channels
- @grimlock triggers AI response with channel context
- Real-time ready (WebSocket next)

Next: WebSocket for real-time updates, frontend interface

backend/requirements.txt

@@ -11,3 +11,21 @@ PyYAML==6.0.1
 markdown==3.5.2
 weasyprint==60.2
 pandas==2.2.0
+
+# Database
+sqlalchemy==2.0.25
+alembic==1.13.1
+psycopg2-binary==2.9.9
+
+# Real-time & Caching
+redis==5.0.1
+python-socketio==5.10.0
+websockets==12.0
+
+# Storage
+minio==7.2.3
+
+# Security
+python-jose[cryptography]==3.3.0
+passlib[bcrypt]==1.7.4
+bcrypt==4.1.2