vrubelroman a483267bd9 feat: extended preview for PDF, audio, video via external utilities ... Add rich preview support for three new file categories by leveraging external CLI tools with graceful fallback when tools are missing. - PDF: text extraction via pdftotext, page count via pdfinfo - Audio: metadata via ffprobe (duration, bitrate, codec, sample rate, channels) - Video: metadata via ffprobe (duration, bitrate, video/audio codec, resolution) - New PreviewKind constants: PDF, Audio, Video - New Metadata fields for extended preview data - New extension maps and Category() entries for pdf/audio/video - Icons: PDF (󰷉), audio (󰋋), video (󰋲) in preview header Closes #5		2026-04-27 19:25:03 +03:00
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extended-preview-feature.md	feat: extended preview for PDF, audio, video via external utilities	2026-04-27 19:25:03 +03:00
feature-roadmap.md	feat: add interactive file search/filter (feature #1)	2026-04-27 17:14:48 +03:00