docs: enhance documentation structure and add project roadmap

- Refactor index.md with improved navigation and comprehensive documentation sections
- Update README.md to streamline documentation navigation
- Create new roadmap.md with detailed project goals and vision
- Add testing.md with comprehensive testing guidelines and best practices
- Improve overall documentation clarity and user experience

docs/README.md

@@ -2,58 +2,20 @@
 
 Welcome to the Home Assistant MCP (Model Context Protocol) documentation. This documentation provides comprehensive information about setting up, configuring, and using the Home Assistant MCP.
 
-## Table of Contents
+The main documentation can be found in our [Documentation Index](index.md).
 
-1. [Getting Started](./getting-started.md)
-   - Installation
-   - Configuration
-   - First Steps
+## Quick Navigation
 
-2. [API Reference](./API.md)
-   - REST API Endpoints
-   - Authentication
-   - Error Handling
+- [Getting Started Guide](getting-started.md)
+- [API Documentation](api.md)
+- [Troubleshooting](troubleshooting.md)
+- [Contributing Guide](contributing.md)
 
-3. [SSE (Server-Sent Events)](./SSE_API.md)
-   - Event Subscriptions
-   - Real-time Updates
-   - Connection Management
+## Repository Links
 
-4. [Tools](./tools/README.md)
-   - Device Control
-   - Automation Management
-   - Add-on Management
-   - Package Management
-
-5. [Configuration](./configuration/README.md)
-   - Environment Variables
-   - Security Settings
-   - Performance Tuning
-
-6. [Development](./development/README.md)
-   - Project Structure
-   - Contributing Guidelines
-   - Testing
-
-7. [Troubleshooting](./troubleshooting.md)
-   - Common Issues
-   - Debugging
-   - FAQ
-
-## Quick Links
-
-- [GitHub Repository](https://github.com/yourusername/homeassistant-mcp)
-- [Issue Tracker](https://github.com/yourusername/homeassistant-mcp/issues)
-- [Change Log](./CHANGELOG.md)
-- [Security Policy](./SECURITY.md)
-
-## Support
-
-If you need help or have questions:
-
-1. Check the [Troubleshooting Guide](./troubleshooting.md)
-2. Search existing [Issues](https://github.com/yourusername/homeassistant-mcp/issues)
-3. Create a new issue if your problem isn't already reported
+- [GitHub Repository](https://github.com/jango-blockchained/homeassistant-mcp)
+- [Issue Tracker](https://github.com/jango-blockchained/homeassistant-mcp/issues)
+- [GitHub Discussions](https://github.com/jango-blockchained/homeassistant-mcp/discussions)
 
 ## License