Update LLM knowledge base with comprehensive current status

Major Updates to llm.txt:
- Added direct URLs for live application access and all endpoints
- Documented current Supabase database architecture and integration
- Detailed interactive mapping system with beautiful tree pins
- Updated authentication system with multi-role permissions
- Added comprehensive file locations guide for specific functionality
- Included recent major updates (map pins, repository cleanup, modular refactoring)
- Added system status endpoints and monitoring information
- Enhanced usage instructions for LLMs working with the project
- Documented current deployment status and key metrics
- Updated technology stack with Supabase integration
- Added troubleshooting guides and development workflows

The knowledge base now serves as a complete reference for understanding:
- Project architecture and current implementation
- Where to find specific functionality in the codebase
- How to debug issues and add new features
- Current operational status and monitoring
- All direct access URLs and API endpoints

This enables any LLM to quickly understand the project structure,
current status, and how to work with the TreeTrack application.

llm.txt

@@ -1,15 +1,91 @@
 # TreeTrack - Professional Field Research Platform - LLM Knowledge Base
 
 ## PROJECT OVERVIEW
-TreeTrack is a comprehensive tree mapping and urban forestry management web application with a modern modular architecture, deployed on **Hugging Face Spaces** using **Docker**.
+TreeTrack is a comprehensive tree mapping and urban forestry management web application with Supabase cloud database, modular JavaScript architecture, and beautiful interactive mapping. Deployed on **Hugging Face Spaces** using **Docker**.
+
+### Current Status & Direct Access
+- **Live Application**: https://huggingface.co/spaces/RoyAalekh/TreeTrack
+- **Main Interface**: https://royaalekh-treetrack.hf.space/
+- **Interactive Map**: https://royaalekh-treetrack.hf.space/map
+- **API Documentation**: https://royaalekh-treetrack.hf.space/docs
+- **Health Check**: https://royaalekh-treetrack.hf.space/health
+- **Login Page**: https://royaalekh-treetrack.hf.space/login
+- **Repository**: https://huggingface.co/spaces/RoyAalekh/TreeTrack/tree/main
 
 ### Key Information:
-- **Platform**: Hugging Face Spaces (NOT local server)
-- **Deployment**: Docker container with port 7860
-- **Technology Stack**: FastAPI + Modular JavaScript (ES6) + SQLite
+- **Platform**: Hugging Face Spaces (Docker deployment)
+- **Database**: Supabase PostgreSQL with cloud storage
+- **Technology Stack**: FastAPI + Supabase + Modular JavaScript (ES6) + Interactive Maps
 - **Purpose**: Professional field research tool for tree documentation with 12 comprehensive data fields
-- **Architecture**: Refactored modular design with 6 specialized JavaScript modules
-- **Version**: 5.0.0 (Major refactoring completed)
+- **Architecture**: Modular design with 6 specialized JavaScript modules + beautiful tree-shaped map pins
+- **Version**: 6.0.0 (Latest: Enhanced mapping with Supabase integration)
+- **Authentication**: Multi-role system (admin, researcher, viewer)
+
+## CURRENT DATABASE ARCHITECTURE (SUPABASE)
+
+### Database Provider: Supabase
+- **Type**: PostgreSQL cloud database
+- **Storage**: Supabase Storage for file uploads
+- **Real-time**: Supabase real-time capabilities
+- **Authentication**: Supabase Auth integration
+- **URL**: Configured via environment variables
+
+### Key Database Files
+- **supabase_client.py**: Supabase client configuration and connection
+- **supabase_database.py**: Database operations and queries
+- **supabase_storage.py**: File storage operations
+- **master_tree_database.py**: Master tree species database with autocomplete
+- **auth.py**: Authentication logic and user management
+
+### Database Tables
+1. **trees**: Main tree records table with all 12 fields
+2. **users**: User authentication and permissions
+3. **file_uploads**: Tracking uploaded images/audio files
+4. **master_species**: Reference database of tree species for autocomplete
+
+## INTERACTIVE MAPPING SYSTEM
+
+### Current Map Features
+- **Technology**: Leaflet.js with custom styling
+- **Map Interface**: https://royaalekh-treetrack.hf.space/map
+- **Beautiful Tree Pins**: 
+  - Red tree-shaped pins for new locations (temporary)
+  - Green tree-shaped pins for existing trees (permanent)
+  - 3D layered design with drop shadows
+  - Multiple highlight layers for realistic appearance
+
+### Pin Design Specifications
+- **Temporary Pins**: 32x40 pixels, red base (#dc2626) with tree icon
+- **Tree Markers**: 36x44 pixels, green base (#16a34a) with detailed tree design
+- **User Location**: 24x32 pixels, blue pin (#3b82f6)
+- **Features**: SVG-based, scalable, professional appearance
+
+### Map Functionality
+- **Pin Dropping**: Click anywhere to drop location pin
+- **Location Transfer**: Selected coordinates auto-fill form
+- **Tree Popups**: Enhanced modal with proper close button and responsive design
+- **GPS Location**: Get current user location
+- **Tree Clustering**: Multiple trees in same area
+- **Fixed Issues**: Popup overflow, button positioning, close button functionality
+
+## AUTHENTICATION SYSTEM
+
+### User Roles & Permissions
+1. **Admin**: Full access (create, read, update, delete all)
+2. **System**: Full administrative access
+3. **Researcher**: Can add and edit own trees, view all
+4. **Viewer**: Read-only access to tree data
+
+### Authentication Features
+- **Multi-role System**: Role-based access control
+- **Session Management**: Secure token-based sessions
+- **Login UI**: Professional login interface at /login
+- **Permission Checking**: Per-operation permission validation
+
+### Default Authentication (configured in auth.py)
+- Admin user with full permissions
+- System user for automated operations
+- Role-based tree editing and deletion rights
 
 ## DEPLOYMENT ARCHITECTURE
 
@@ -78,8 +154,10 @@ TreeTrackApp
 
 ### Backend
 - **Framework**: FastAPI 0.115.0+
-- **Server**: Uvicorn with standard extras
-- **Database**: SQLite with WAL mode for concurrency
+- **Server**: Uvicorn with standard extras  
+- **Database**: Supabase PostgreSQL (cloud-hosted)
+- **Storage**: Supabase Storage for file uploads
+- **Authentication**: Supabase Auth integration
 - **File Handling**: aiofiles for async file operations
 - **Validation**: Pydantic 2.10.0+ with custom validators
 - **Configuration**: pydantic-settings for environment-based config
@@ -394,4 +472,120 @@ curl http://localhost:7860/api/version
 4.  Verify static files are copied correctly
 5.  Check HF Spaces logs for errors
 
-This knowledge base should be updated whenever significant changes are made to the project architecture, caching system, or deployment configuration.
+## CURRENT STATUS ENDPOINTS & DATA ACCESS
+
+### System Status URLs
+- **Health Check**: https://royaalekh-treetrack.hf.space/health
+- **API Stats**: https://royaalekh-treetrack.hf.space/api/stats  
+- **Version Info**: https://royaalekh-treetrack.hf.space/api/version
+- **Tree Data**: https://royaalekh-treetrack.hf.space/api/trees
+
+### Interactive API Documentation
+- **Swagger UI**: https://royaalekh-treetrack.hf.space/docs
+- **ReDoc**: https://royaalekh-treetrack.hf.space/redoc
+
+## RECENT MAJOR UPDATES (Latest Commits)
+
+### Repository Cleanup (Latest)
+- Removed development documentation files
+- Cleaned up repository structure
+- Preserved all core functionality
+- Maintained Supabase integration files
+
+### Enhanced Map Pins (Recent)
+- Beautiful tree-shaped SVG pins with 3D design
+- Fixed popup modal overflow and layout issues
+- Improved responsive design for mobile
+- Enhanced close button functionality
+- Better coordinate transfer from map to form
+
+### Modular Architecture (Version 5.0.0)
+- Complete refactoring to 6 specialized modules
+- Professional emoji-free interface
+- Improved performance and maintainability
+- Better error handling and user experience
+
+## FILE LOCATIONS FOR SPECIFIC FUNCTIONALITY
+
+### Authentication & Users
+- **Backend**: `auth.py` (user management and permissions)
+- **Frontend**: `static/js/modules/auth-manager.js`
+- **Login Page**: `static/login.html`
+
+### Database Operations
+- **Main Database**: `supabase_database.py` (all CRUD operations)
+- **Supabase Client**: `supabase_client.py` (connection and config)
+- **Storage**: `supabase_storage.py` (file uploads)
+- **Species Data**: `master_tree_database.py` (autocomplete)
+
+### Interactive Mapping
+- **Map Logic**: `static/map.js` (all mapping functionality)
+- **Map Interface**: `static/map.html` (map page UI)
+- **Pin Design**: Look for SVG definitions in map.js
+- **Popup Modals**: Enhanced popup content in map.js
+
+### Form Handling
+- **Main Form**: `static/index.html` (12-field tree form)
+- **Form Logic**: `static/js/modules/form-manager.js`
+- **Validation**: Both client-side and server-side in app.py
+- **Autocomplete**: `static/js/modules/autocomplete-manager.js`
+
+### File Uploads & Media
+- **Media Handling**: `static/js/modules/media-manager.js`
+- **Camera Integration**: Photo capture functionality
+- **Audio Recording**: Voice memo functionality
+- **File Processing**: Server-side in app.py upload endpoints
+
+### User Interface
+- **UI Updates**: `static/js/modules/ui-manager.js`
+- **Messages**: Success/error message system
+- **Tree List**: Dynamic tree list rendering
+- **Loading States**: Progress indicators and feedback
+
+## USAGE INSTRUCTIONS FOR LLMs
+
+### To Understand Project Structure:
+1. **Main Application Logic**: Review app.py for API endpoints and business logic
+2. **Frontend Architecture**: Check static/js/modules/ for modular components
+3. **Database Schema**: Look at Pydantic models in app.py and Supabase operations
+4. **Authentication Flow**: Review auth.py and auth-manager.js
+5. **Mapping Features**: Examine map.js for interactive map functionality
+
+### To Debug Specific Issues:
+1. **API Problems**: Test endpoints via /docs interface
+2. **Database Issues**: Check supabase_database.py operations
+3. **UI Problems**: Review browser console and specific module files
+4. **Authentication**: Check auth.py user configuration
+5. **Map Problems**: Look at map.js event handlers and pin creation
+
+### To Add New Features:
+1. **Backend**: Extend app.py with new FastAPI routes
+2. **Database**: Add operations to supabase_database.py
+3. **Frontend**: Extend appropriate JavaScript module
+4. **UI Changes**: Modify HTML files in static/
+5. **New Pages**: Add route in app.py and HTML file in static/
+
+### To Modify Existing Features:
+1. **Tree Data Model**: Update Pydantic models in app.py
+2. **Form Fields**: Modify index.html and form-manager.js
+3. **Map Functionality**: Update map.js and map.html
+4. **Authentication**: Modify auth.py and auth-manager.js
+5. **File Handling**: Update media-manager.js and storage operations
+
+## DEPLOYMENT STATUS & MONITORING
+
+### Current Deployment Status
+- **Status**: LIVE and OPERATIONAL
+- **Platform**: Hugging Face Spaces Docker
+- **Build Status**: Automatic deployment from main branch
+- **Health Monitoring**: Real-time via /health endpoint
+- **Performance**: Monitored via Supabase dashboard
+
+### Key Metrics to Monitor
+- **Response Time**: API endpoint performance
+- **Database Load**: Supabase connection usage
+- **Storage Usage**: File upload storage consumption  
+- **User Activity**: Authentication and session metrics
+- **Error Rates**: Application error frequency
+
+This comprehensive knowledge base reflects the current state of TreeTrack as of the latest updates and serves as the definitive guide for understanding the project's architecture, implementation, and operational status.