chore🔧: bump version to 2.3.1

chore🔧: bump version to 2.3.0

bump: version 2.2.3 → 2.2.4

bump: version 2.2.2 → 2.2.3

refactor: remove debug print statement from load_tools_from_dir funct…

…ion in tools module

chore: bump version to 2.2.1

chore(release): bump version to 2.2.0

chore(release): bump version to 2.1.0 for new features and improvements

merge(next): MCP integration, async refactor, user experience improve…

…ments, and v2.0 release\n\n- Major: Model Context Protocol (MCP) integration for dynamic external tools/services (compatible with Cursor AI IDE)\n- Async refactor: all tool handlers and agent loop are async\n- User experience: emoji/logging improvements, spinner for MCP loading, graceful shutdown\n- Context: user queries now include current date/time\n- Docs: README and pyproject.toml updated for v2.0 and MCP\n- Many style, bugfix, and maintainability improvements

release: v1.0.0 version bump