feat: Implement comprehensive Contacts Management System with API and UI integration

- Added new `contacts` and `project_contacts` database tables for managing contacts.
- Created API endpoints for CRUD operations on contacts and linking them to projects.
- Developed UI components including `ContactForm` and `ProjectContactSelector`.
- Integrated navigation and translations for Polish language support.
- Documented usage, features, and future enhancements for the contacts system.

feat: Introduce DOCX Template System for generating documents from templates

- Enabled creation and management of DOCX templates with placeholders for project data.
- Documented the process for creating templates, uploading, and generating documents.
- Included detailed information on available variables and custom data fields.
- Implemented troubleshooting guidelines for common issues related to template generation.

feat: Add Radicale CardDAV Sync Integration for automatic contact synchronization

- Implemented automatic syncing of contacts to a Radicale server on create/update/delete actions.
- Documented setup instructions, including environment variable configuration and initial sync script.
- Provided troubleshooting steps for common sync issues and error codes.

feat: Develop Route Planning Feature with Optimization using OpenRouteService API

- Integrated multi-point routing and automatic optimization for project locations.
- Documented setup, usage, and technical implementation details for route planning.
- Included performance considerations and troubleshooting for common routing issues.

chore: Remove unnecessary files and scripts from the codebase

- Deleted temporary, debug-related, and test-specific files that are not needed in production.
- Reviewed and ensured core application code and essential documentation remain intact.

README.md

@@ -1208,7 +1208,27 @@ try {
 }
 ```
 
-## 📄 License
+## <EFBFBD> Documentation
+
+### Core Documentation
+- **[Main README](README.md)** - This file - complete project overview
+- **[Development Roadmap](ROADMAP.md)** - Feature priorities, timelines, and future plans
+- **[Documentation Index](docs/README.md)** - Complete documentation directory
+
+### Feature Guides
+- **[Contacts System](docs/features/CONTACTS_SYSTEM.md)** - Contact management and CardDAV integration
+- **[DOCX Templates](docs/features/DOCX_TEMPLATES.md)** - Document generation system with troubleshooting
+- **[Radicale CardDAV Sync](docs/features/RADICALE_SYNC.md)** - Automatic contact synchronization
+- **[Route Planning](docs/features/ROUTE_PLANNING.md)** - Multi-point route optimization
+- **[Map Layers Configuration](docs/MAP_LAYERS.md)** - WMTS/WMS layer setup guide
+
+### Deployment Guides
+- **[Advanced Deployment](docs/deployment/ADVANCED_DEPLOYMENT.md)** - Detailed deployment strategies
+- **[Git-Based Deployment](docs/deployment/GIT_DEPLOYMENT.md)** - CI/CD and repository deployment
+
+---
+
+## <20>📄 License
 
 This project is **private and proprietary**. All rights reserved.