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/bitflags-ccb9bc03a9edff55/lib-bitflags.json

@@ -0,0 +1 @@
+{"rustc":18415816196306954164,"features":"[\"std\"]","declared_features":"[\"arbitrary\", \"bytemuck\", \"example_generated\", \"serde\", \"serde_core\", \"std\"]","target":7691312148208718491,"profile":5347358027863023418,"path":1039962568932081109,"deps":[],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/bitflags-ccb9bc03a9edff55/dep-lib-bitflags","checksum":false}}],"rustflags":[],"config":2069994364910194474,"compile_kind":0}