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/heck-99fa9ad8066eb37c/invoked.timestamp

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

target/debug/.fingerprint/heck-99fa9ad8066eb37c/lib-heck

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+52a2519ce77180cf

target/debug/.fingerprint/heck-99fa9ad8066eb37c/lib-heck.json

@@ -0,0 +1 @@
+{"rustc":18415816196306954164,"features":"[]","declared_features":"[]","target":17886154901722686619,"profile":3033921117576893,"path":9867146924630014922,"deps":[],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/heck-99fa9ad8066eb37c/dep-lib-heck","checksum":false}}],"rustflags":[],"config":2069994364910194474,"compile_kind":0}