- Implemented context-hook.ts for handling session start events.
- Created new-hook.ts for user prompt submission events.
- Developed save-hook.ts for post tool use events.
- Added summary-hook.ts for handling stop events.
- Introduced worker.ts as a standalone background process for the SDK agent.
- Each hook reads input from stdin, processes it, and handles errors gracefully.
- Created new tables for SDK sessions and observations
- Implemented HooksDatabase for CRUD operations
- Developed four hook functions: context, new, save, and summary
- Added CLI commands for each hook
- Established comprehensive test suite with all tests passing
feat: Complete Phase 2 implementation with SDK worker process and XML parsing
- Developed SDK prompts for initializing and processing observations
- Implemented XML parser for SDK responses
- Created SDK worker process to handle background observation processing
- Verified integration with HooksDatabase and added tests for all components
feat: Complete Phase 3 integration with comprehensive testing and validation
- Verified all hook functions with database integration
- Created integration and end-to-end tests for session lifecycle
- Ensured non-blocking operations and performance requirements met
- Updated CLI commands for hook architecture and installation flow
- Documented success criteria and next steps for real-world testing
- Introduced a detailed reference for implementing hooks in Claude Code, covering configuration, project-specific scripts, plugin hooks, and various hook events.
- Explained the input modes available in the Claude Agent SDK, emphasizing the benefits of streaming input mode and providing implementation examples for both streaming and single message input.
- Highlighted security considerations and best practices for writing hooks, along with debugging tips and execution details.
Alex Newman