Todoist MCP Server

## Description Brief description of the changes in this PR. ## Type of Change - [ ] Bug fix (non-breaking change which fixes an issue) - [ ] New feature (non-breaking change which adds functionality) - [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected) - [ ] Documentation update - [ ] Code quality improvement - [ ] Performance improvement ## Testing - [ ] All existing tests pass - [ ] New tests added for new functionality - [ ] Manual testing completed - [ ] Tested with Claude Desktop ## Checklist - [ ] Code follows the project's style guidelines - [ ] Self-review of code completed - [ ] Code is commented where necessary - [ ] Documentation updated if needed - [ ] No breaking changes (or clearly documented) - [ ] All CI checks pass ## Related Issues Closes #(issue number) ## Additional Notes Any additional information that reviewers should know.