Release v0.4.0

[xerial]

Release v0.4.0

🎉 New Features

Workflow Monitoring and Control

• Added comprehensive Digdag workflow integration with 9 new MCP tools:
  • list_workflows - List all workflows in a project
  • list_sessions - List workflow execution sessions with filtering
  • get_session_attempts - Get all attempts for a session
  • get_attempt_tasks - List all tasks within an attempt
  • get_task_logs - Retrieve logs for a specific task
  • get_attempt_logs - Retrieve aggregated logs from all tasks
  • kill_attempt - Request cancellation of a running attempt
  • retry_session - Retry a session from the beginning or specific task
  • retry_attempt - Retry a specific attempt with resume capabilities

🔧 Improvements

• Workflow control operations (kill/retry) are now enabled by default as they are safe operations
• Added support for camelCase field names in workflow API responses
• Improved error handling with API key masking in workflow operations
• Added comprehensive integration tests for workflow functionality

📚 Documentation

• Added complete documentation for all workflow tools in README
• Added workflow monitoring examples and troubleshooting guides
• Updated CLAUDE.md with workflow integration details
• Added link to Digdag API documentation

🔒 Security

• All workflow operations maintain the same security standards
• API keys are properly masked in error messages
• Audit logging extended to cover workflow operations