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-fc563d35d55f7f61/invoked.timestamp

@@ -0,0 +1 @@
+This file has an mtime of when this was started.

target/debug/.fingerprint/bitflags-fc563d35d55f7f61/lib-bitflags

@@ -0,0 +1 @@
+0375a828b8d21fda

target/debug/.fingerprint/bitflags-fc563d35d55f7f61/lib-bitflags.json

@@ -0,0 +1 @@
+{"rustc":18415816196306954164,"features":"[\"default\"]","declared_features":"[\"compiler_builtins\", \"core\", \"default\", \"example_generated\", \"rustc-dep-of-std\"]","target":12919857562465245259,"profile":5347358027863023418,"path":3910279081600245434,"deps":[],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/bitflags-fc563d35d55f7f61/dep-lib-bitflags","checksum":false}}],"rustflags":[],"config":2069994364910194474,"compile_kind":0}