- Add ListMergeRequestsSchema with comprehensive filtering options
- Implement listMergeRequests function following GitLab API
- Add tool definition and switch case handler
- Include in readOnlyTools array
- Update README.md with new tool documentation
- Implemented `list_group_projects` function to list all projects in a GitLab group with various filtering options.
- Updated package dependencies, including `@modelcontextprotocol/sdk` to version 1.8.0 and `zod` to version 3.24.2.