feat(player): add ASR/YOLO overlays, zoom, and text rendering

- Add TTF text rendering for subtitles and YOLO labels
- Implement ASR subtitle display with background
- Add YOLO bbox rendering with class labels
- Add zoom in/out (+/-) and reset (Backquote)
- Add frame/time info display
- Fix YOLO metadata parsing for actual file format
- Add Shift+Arrow for 1-second seek

target/debug/.fingerprint/tinystr-b4f39a632b114991/invoked.timestamp

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+This file has an mtime of when this was started.

target/debug/.fingerprint/tinystr-b4f39a632b114991/lib-tinystr

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+e98221fee98a68ed

target/debug/.fingerprint/tinystr-b4f39a632b114991/lib-tinystr.json

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+{"rustc":18415816196306954164,"features":"[\"zerovec\"]","declared_features":"[\"alloc\", \"databake\", \"default\", \"serde\", \"std\", \"zerovec\"]","target":161691779326313357,"profile":5347358027863023418,"path":5077121072968980584,"deps":[[5298260564258778412,"displaydoc",false,11923745017475880799],[14563910249377136032,"zerovec",false,16199190759276475177]],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/tinystr-b4f39a632b114991/dep-lib-tinystr","checksum":false}}],"rustflags":[],"config":2069994364910194474,"compile_kind":0}