- Set `User` and `Group` for the bot service to enhance security and isolation.
- Added system user and group for `claude-bot` with defined home directory.
- Modified secrets ownership to align with the new bot user.
- Updated bot to only respond in group chats when explicitly mentioned.
- Added mention detection using regex for "Claude" patterns and cleaned up the message text for processing.
- Improved help message to clarify usage in direct messages and group chats.
- Replaced `buildPythonApplication` with `python3.withPackages` for a cleaner and more concise implementation.
- Adjusted service configuration to use the updated packaging structure, ensuring compatibility with the new setup.
- Simplifies the NixOS module by reducing redundancy and improving maintainability.
- Added configuration for Nextcloud Claude Bot, including NixOS module, secrets management, and example setup files.
- Introduced a Python-based HTTP server for handling webhook events and interacting with Nextcloud Talk.
- Integrated necessary dependencies and systemd service for seamless operation.
