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/scopeguard-43a8393c5ff3452c/invoked.timestamp

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

target/debug/.fingerprint/scopeguard-43a8393c5ff3452c/lib-scopeguard

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+52b96bfcafb07dec

target/debug/.fingerprint/scopeguard-43a8393c5ff3452c/lib-scopeguard.json

@@ -0,0 +1 @@
+{"rustc":18415816196306954164,"features":"[\"default\", \"use_std\"]","declared_features":"[\"default\", \"use_std\"]","target":3556356971060988614,"profile":5347358027863023418,"path":2353514338781884235,"deps":[],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/scopeguard-43a8393c5ff3452c/dep-lib-scopeguard","checksum":false}}],"rustflags":[],"config":2069994364910194474,"compile_kind":0}