Release v0.8.8

Release v0.8.8 (2025-05-03)

Changes

• Implemented CLI filters: –filetype, –date-from, –date-to, –path-contains
• Integrated filters with FTS5 and regex search
• Added PDF export for search results with optional library switch (–pdf-lib)
• Added –export-pdf and –output for flexible output naming
• Improved async indexing logic with file hash column for change detection
• Re-indexing now skips unchanged files based on SHA-256 hash
• Updated README.md with usage examples and feature descriptions