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/release/.fingerprint/serde_urlencoded-5e6ce90984fd7eab/lib-serde_urlencoded.json

@@ -0,0 +1 @@
+{"rustc":18415816196306954164,"features":"[]","declared_features":"[]","target":13961612944102757082,"profile":2040997289075261528,"path":17709281612723670203,"deps":[[1074175012458081222,"form_urlencoded",false,16790816295610844414],[6400797066282925533,"ryu",false,15474199326003222613],[9938278000850417404,"itoa",false,954792988778079023],[13548984313718623784,"serde",false,6727429238616070922]],"local":[{"CheckDepInfo":{"dep_info":"release/.fingerprint/serde_urlencoded-5e6ce90984fd7eab/dep-lib-serde_urlencoded","checksum":false}}],"rustflags":[],"config":2069994364910194474,"compile_kind":0}