- Removed try-catch blocks in new-hook, save-hook, and summary-hook for cleaner flow.
- Enhanced error handling in save and summary hooks to throw errors instead of logging and returning.
- Introduced ensureWorkerRunning utility to manage worker service lifecycle and health checks.
- Replaced dynamic port allocation with a fixed port for the worker service.
- Simplified path management and removed unused port allocator utility.
- Added database schema initialization for fresh installations and improved migration handling.
BREAKING CHANGES:
- Data directory moved from ~/.claude-mem/ to ${CLAUDE_PLUGIN_ROOT}/data/
- Fresh start required - no migration from v3.x databases
- Worker service now auto-starts on SessionStart hook
New Features:
- MCP Search Server with 6 specialized search tools
- FTS5 full-text search across observations and sessions
- Auto-starting worker service in SessionStart hook
- Citation support for search results (claude-mem:// URIs)
Changes:
- Updated paths.ts to use CLAUDE_PLUGIN_ROOT for data directory
- Added worker auto-start logic to context hook
- Updated worker service to write port file to plugin data dir
- Bumped version to 4.0.0 in package.json and plugin.json
- Created comprehensive CHANGELOG.md documenting v4.0.0 changes
- Updated README.md with v4.0.0 breaking changes and features
- Rebuilt all hooks and worker service
Technical Improvements:
- Improved error handling and graceful degradation
- Structured logging across all components
- Enhanced plugin integration with Claude Code
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Added SDK session, observation, and summary types to types.ts.
- Refactored worker-service to use SessionStore for session management.
- Created SessionSearch class for FTS5 full-text search and structured queries.
- Implemented SessionStore for CRUD operations on SDK sessions, observations, and summaries.
- Added migrations for database schema updates, including new columns and constraints.
- Enhanced search capabilities with filters for projects, types, concepts, and date ranges.
- Updated SQL queries in summary-hook.js and HooksDatabase.ts to improve performance and clarity.
- Introduced a subquery for fetching recent sessions with status, ensuring correct ordering and grouping.
- Enhanced logging functionality for better debugging and error tracking.
- Added comprehensive documentation in README.md to outline the new features and usage instructions.
- Updated `summary-hook.js` to improve logging and session handling.
- Modified `context.ts` to fetch recent sessions with status and summary info, enhancing output formatting.
- Added new methods in `HooksDatabase.ts` for retrieving recent sessions and their summaries.
- Improved observation retrieval logic in `context.ts` to display relevant information for active sessions.
- Enhanced prompt documentation in `prompts.ts` to clarify output expectations.
- Refactored logger methods in `logger.ts` to instance methods for better encapsulation.
- Introduced a new Logger utility to standardize logging with correlation IDs and structured context.
- Replaced console.error and console.log statements with logger methods in various modules including save.ts, summary.ts, parser.ts, HooksDatabase.ts, and worker-service.ts.
- Enhanced error handling and logging for better traceability of observations and summaries.
- Made observations.text nullable in the database schema to support structured fields.
- Added correlation IDs for tracking observations through the processing pipeline.
- Updated observation schema to include hierarchical fields: title, subtitle, facts, narrative, concepts, files_read, and files_modified.
- Modified the save-hook and summary-hook scripts to accommodate the new observation structure.
- Added migration logic to the HooksDatabase for adding new fields to the observations table.
- Refactored the parser to extract new fields from XML formatted observations.
- Adjusted prompt generation to reflect the new observation format and requirements.
- Updated worker service to handle new observation and summary structures.
- Introduced a new hierarchical memory format for observations, including title, subtitle, facts, narrative, concepts, and files.
- Updated session start, tool execution, and session end prompts to reflect new structure and guidance.
- Replaced bash command execution with XML parsing for observation storage, improving reliability and reducing complexity.
- Established clear criteria for what to store and skip, eliminating ambiguous language and tool-type bias.
- Enhanced database schema to support new observation fields and relationships, ensuring data integrity.
- Added comprehensive session summaries at the end of each session, capturing key insights and next steps.
- Improved retrieval patterns for observations, allowing for granular searches by concept and file.
- Outlined future enhancements for semantic search and cross-session memory linking.
- Introduced `getSessionById` method in HooksDatabase to retrieve session details by ID.
- Updated context, new, save, and summary hooks to utilize the new `getSessionById` method.
- Enhanced session management by adding `worker_port` and `prompt_counter` columns to relevant tables.
- Improved logging in WorkerService to provide clearer output during session initialization and processing.
- Removed redundant error logging in favor of more informative console logs.
- Updated save-hook.js and summary-hook.js to include new database columns for tracking worker ports and prompt numbers.
- Implemented migration logic to remove UNIQUE constraints from session_summaries table and added necessary indices.
- Modified HooksDatabase methods to return boolean values indicating success or failure of updates.
- Changed logging from error to info level in WorkerService for better clarity on session management and initialization.
- Added prompt_number to observations and session summaries for better tracking.
- Implemented prompt counter in SDK sessions to manage user prompts effectively.
- Updated database schema to include prompt tracking columns and removed unique constraints on session summaries.
- Modified hooks to utilize prompt_number in observations and summaries.
- Changed worker service to handle summarize requests instead of finalize, keeping the SDK agent active.
- Improved logging for better debugging and tracking of prompt numbers across sessions.
- Added WorkerService to handle long-running HTTP service with session management.
- Implemented endpoints for initializing, observing, finalizing, checking status, and deleting sessions.
- Integrated with Claude SDK for processing observations and generating responses.
- Added port allocator utility to dynamically find available ports for the service.
- Configured TypeScript settings for the project.
- Deleted the install.ts command file, removing the installation logic for the Claude Memory System.
- Removed logs.ts command file, eliminating the log viewing functionality.
- Deleted restore.ts command file, which handled restoring files from trash.
- Removed status.ts command file, which provided system status checks.
- Deleted trash-empty.ts and trash-view.ts command files, removing trash management features.
- Removed trash.ts command file, which handled moving files to trash.
- Deleted uninstall.ts command file, eliminating the uninstallation process for the memory system.
- Updated new.ts hook to enforce plugin mode for Claude Code integration.
- Cleaned up config.ts by removing unused export for CLI_NAME.
- Implemented a simple server using the net module.
- The server listens on a specified socket path.
- Added error handling for server errors.
- Included checks to verify the existence of the socket file.
- 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.
- Removed `path-discovery.ts` service and replaced its usage with a new `paths.ts` module.
- Updated all commands and services to utilize the new path constants and helper functions.
- Ensured all necessary directories are created using the new utility functions.
- Improved code readability and maintainability by centralizing path configurations.
- Updated CODEMAP to reflect changes in fallback methods for package root discovery.
- Removed the `detectClaudePath` function and replaced its usage with direct references to `PACKAGE_NAME`.
- Eliminated the `claudePath` property from Settings interface and user settings configuration.
- Cleaned up path discovery logic by removing the npm list command method.
- Removed the `findExecutable` method from the Platform utility as it was no longer needed.
- Implemented the `doctor` command to run health checks on the claude-mem installation, with an option to output results as JSON.
- Implemented the `status` command to display the system status of claude-mem.
- Updated the `doctor` command to use `HooksDatabase` for SQLite connectivity checks.
- Removed unused session management code from the `status` command for cleaner output.
- Removed the rollingLog import and its usage in doctor.ts.
- Deleted the animatedRainbow function from install.ts.
- Removed the log following implementation in logs.ts.
- Deleted the PathResolver class and its related methods in paths.ts.
- Removed the SettingsManager class and its associated methods in settings.ts.
- Deleted the JSONLStorageProvider class and its methods in storage.ts.
- Removed the CompressionError class from types.ts.
- Cleaned up the Platform utility by removing unnecessary methods related to shell and file permissions.
- Updated the published package contents to exclude `hook-templates`.
- Removed references to the hooks directory and related scripts in the installation and uninstallation processes.
- Simplified the status command by eliminating checks for runtime hook scripts.
- Adjusted the path discovery service to remove methods related to hook templates.
- Updated the installation logic to directly configure hooks using CLI commands.
- Cleaned up the uninstall process to remove claude-mem hooks from settings.
- Deleted MemoryStore, OverviewStore, SessionStore, StreamingSessionStore, and TranscriptEventStore classes to streamline database interactions.
- Removed logger and rolling log utilities to simplify logging mechanisms.
- Updated index file to reflect the removal of stores and logging functionalities.
- Removed legacy hook file writing and ensured hooks directory exists for backward compatibility.
- Updated hook configuration to use CLI commands directly, simplifying installation and maintenance.
- Created comprehensive integration and end-to-end tests for the new hook lifecycle.
- Verified database integration for session management, observation queuing, and summary storage.
- Ensured performance requirements are met with all operations completing in under 50ms.
- Documented Phase 3 completion and updated related documentation.
- Added background agent architecture for processing tool observations and generating session summaries.
- Created SDK Prompts Module for generating prompts for the Claude Agent SDK.
- Developed XML Parser Module for parsing observation and summary XML blocks from SDK responses.
- Implemented SDK Worker Process to handle observation processing and session management.
- Updated newHook implementation to spawn the SDK worker as a detached process with path resolution for development and production.
- Created comprehensive test suite for SDK prompts, XML parsing, and HooksDatabase integration, ensuring all tests pass.
- Documented Phase 2 implementation details, architecture validation, and success criteria in PHASE2-COMPLETE.md.
- Added CLI commands for context, new session, save observation, and summary.
- Created HooksDatabase for managing SDK sessions and observations.
- Implemented migration 004 to add new tables: sdk_sessions, observation_queue, observations, and session_summaries.
- Developed hook functions for context display, session initialization, observation queuing, and session finalization.
- Added comprehensive tests for database schema and hook functionality.
- Documented Phase 1 implementation in PHASE1-COMPLETE.md.
- Updated import statements across multiple files to use bun:sqlite.
- Changed database query methods from `prepare` to `query` for consistency.
- Removed dependency on better-sqlite3 from package.json and adjusted package.json to specify bun as the engine.
- Modified hook installation process to eliminate unnecessary dependency installation.
- Updated migration scripts to align with bun:sqlite's API.
- Implemented a CLI tool for version bumping, building, and publishing to npm.
- Added checks for uncommitted changes and current version retrieval.
- Included options for patch, minor, major, and custom version bumps.
- Integrated git commit and tagging after version update.
- Added npm publish functionality and git push after successful publish.
- Implemented error handling and user confirmations throughout the process.
Alex Newman