Initial implementation of video_probe (Rust)

Core modules:
- probe.rs: ffprobe execution logic
- parser.rs: JSON parsing logic
- output.rs: Output formatting
- lib.rs: Library interface
- main.rs: CLI entry point

Features:
- Extract video metadata using ffprobe
- Parse video/audio/subtitle streams
- Save to JSON file
- Console summary output

Documentation:
- Added QUICKSTART.md
- Added ENVIRONMENT_SETUP_REPORT.md

Cargo.toml

@@ -0,0 +1,20 @@
+[package]
+name = "video_yolo_player"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+opencv = { version = "0.98", features = ["imgproc", "highgui", "videoio", "dnn"], default-features = false }
+
+[dependencies.anyhow]
+version = "1.0"
+
+[dependencies.log]
+version = "0.4"
+
+[dependencies.env_logger]
+version = "0.11"
+
+[[bin]]
+name = "video_yolo_player"
+path = "src/main.rs"