Release Notes: v0.3.1

This release focuses on improving the robustness and consistency of file pattern handling across various search strategies, as well as enhancing the internal file indexing structure for better stability.

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Key Changes

Improved File Pattern Handling (Fixes #10)

• Addressed inconsistencies in how file_pattern parameters are handled across different search strategies (ugrep, ripgrep, ag, grep, basic).
• Ensures that file patterns like "src/*.py" work consistently, providing more reliable search results.
• Enhanced search_code_advanced tool docstring with detailed documentation on how each search tool handles file patterns and fuzzy matching.

Refactored File Index Structure

• Improved the internal file_index data structure to prevent KeyError crashes in the find_files tool.
• Ensures consistent representation of file and directory entries, making the indexing logic more maintainable.

Documentation Updates

• Refined README.md files (English and Chinese) for clarity and accuracy.
• Clarified tooling, improved setup instructions, and restructured usage examples for a better user experience.

Full Changelog: v0.3.0...v0.3.1