Update README.md for Version 3.0 Release

This commit updates the README.md to reflect the completion of Version 3.0, highlighting the introduction of an event-driven architecture and advanced features. Key changes include:

- Updated version number to 3.0 and added new architecture badges.
- Expanded overview to include details on event-driven design and dependency injection.
- Introduced new sections for advanced architecture features, including the GameCoordinatorService and advanced command system.
- Enhanced documentation on gameplay mechanics, installation instructions, and planned features for future versions.

These updates improve clarity and provide a comprehensive overview of the game's architecture and features.

Author: ewdlop