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MCP Claude Code v0.4.0

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@github-actions github-actions released this 06 Jun 16:25
· 2 commits to master since this release
v0.4.0
98a95f9

Added

  • Persistent Shell Session Support (32769b5)
    • New BashSession class for managing persistent shell environments with tmux
    • SessionManager and SessionStorage for comprehensive session lifecycle management
    • Session-based execution mode with environment persistence and working directory tracking
    • Support for interactive commands with is_input and blocking parameters
    • Command history tracking and session isolation
  • Resource Management and Cleanup (4c4a59d)
    • Background cleanup thread for periodic session expiration checks every 2 minutes
    • Signal handlers for graceful shutdown (SIGTERM, SIGINT)
    • Atexit handler for cleanup during normal termination
    • Reduced default session TTL from 30 to 5 minutes for aggressive cleanup
    • Session storage metrics and logging for cleanup operations
  • Enhanced Cross-Platform Support (184c2f7)
    • New CommandExecutor class for Windows-compatible shell command execution
    • Automatic platform detection with tmux availability checking
    • Support for multiple shell types (cmd, powershell, wsl) on Windows
    • Platform-specific command formatting and execution logic
  • Project System Prompt Enhancements (363f06f)
    • Factory function create_project_system_prompt for generating project-specific prompts
    • Manual project system prompt registration for on-demand access
    • Improved code organization and flexibility in prompt generation

Changed

  • BREAKING CHANGE: Shell Execution Architecture (bf3233a)
    • Replaced CommandExecutor with BashSessionExecutor for all shell operations
    • All shell tools now use persistent sessions by default
    • Updated run_command tool interface with new session parameters
    • CommandResult now includes additional execution metadata
  • BREAKING CHANGE: Tool Parameter Handling (bc52019)
    • Migrated all tool parameters to TypedDict and Unpack for improved type safety
    • Consolidated parameter type definitions at module level
    • Enhanced IDE support and runtime type checking
    • Removed redundant parameter validation in favor of Pydantic handling
  • Session ID Handling Improvements (4263df1, 154a817)
    • Changed default session_id from None to empty string for consistency
    • Simplified session_id validation logic
    • Removed PROMPT_TEST echo command from session initialization
    • More predictable session handling behavior

Removed

  • Metadata System Simplification (2cae74e)
    • Removed complex PS1 metadata system for command tracking
    • Eliminated CmdOutputMetadata class and PS1 prompt generation/parsing
    • Simplified CommandResult class to focus on core output
    • Improved reliability across different shell environments
  • DocumentContext Removal (db23971)
    • Removed DocumentContext class and all related functionality
    • Simplified codebase by removing redundant path tracking
    • Permission management now handled solely by PermissionManager
  • Legacy Command Executor (bf3233a)
    • Removed old CommandExecutor in favor of unified BashSessionExecutor
    • Consolidated shell execution logic into session-based approach

Enhanced

  • Command Output Isolation (46c6c42)
    • Prevented command output accumulation in persistent sessions
    • Added automatic screen clearing and history management
    • Ensured clean execution context for sequential commands
  • Platform-Specific Tool Registration (184c2f7)
    • Automatic selection of appropriate run_command implementation
    • Seamless fallback between tmux-based and Windows-compatible execution
    • Maintained consistent tool interface across platforms

Refactoring

  • Improved Shell Execution Mode (f862a6f)
    • Added subprocess execution mode to BashSessionExecutor
    • Enhanced flexibility in execution strategy selection
  • Code Quality and Type Safety (bc52019)
    • Comprehensive migration to modern Python type annotations
    • Improved developer experience with better IDE support
    • Reduced boilerplate validation code
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