- Added support for string session authentication in main.py.
- Introduced new tools for searching contacts and retrieving message context.
- Updated README.md with detailed usage examples and security considerations.
- Modified pyproject.toml for versioning and dependency updates.
- Expanded .gitignore to include Telegram session files.
- Updated .env.example with new Telegram API credentials and session string options.
- Expanded .gitignore to exclude session files and configuration.
- Refactored main.py to support string session authentication and added new functions for contact and message management.
- Updated README.md to reflect new features, installation instructions, and usage examples.
- Added python-dotenv as a dependency in pyproject.toml for environment variable management.
