Add comprehensive Docker deployment and file upload functionality

Features Added:
• Docker containerization with multi-stage Python 3.12 build
• Caddy reverse proxy integration with automatic SSL
• File upload interface for .claude.json imports with preview
• Comprehensive hook system with 39+ hook types across 9 categories
• Complete documentation system with Docker and import guides

Technical Improvements:
• Enhanced database models with hook tracking capabilities
• Robust file validation and error handling for uploads
• Production-ready Docker compose configuration
• Health checks and resource limits for containers
• Database initialization scripts for containerized deployments

Documentation:
• Docker Deployment Guide with troubleshooting
• Data Import Guide with step-by-step instructions
• Updated Getting Started guide with new features
• Enhanced documentation index with responsive grid layout

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

app/database/connection.py

@@ -56,9 +56,16 @@ async def init_database():
         # Import all models to ensure they're registered
         from app.models import (
             Project, Session, Conversation, Activity, 
-            WaitingPeriod, GitOperation, ToolCall
+            WaitingPeriod, GitOperation, ToolCall,
+            HookEvent, ToolError, WaitingPeriodNew, PerformanceMetric,
+            CodeQualityEvent, WorkflowEvent, LearningEvent,
+            EnvironmentEvent, CollaborationEvent, ProjectIntelligence
         )
         
+        # Initialize hook relationships
+        from app.models.hooks import add_hook_relationships
+        add_hook_relationships()
+        
         # Create all tables
         await conn.run_sync(Base.metadata.create_all)