VideoDowngrade v0.2.2

VideoDowngrade v0.2.2 — dark monochrome interaction refinement.

• dark surfaces throughout the default theme
• clearer black/white interaction hierarchy
• white primary actions and inverted selected states
• darker presets, dropdowns and control surfaces
• preserved 24px modular grid
• preserved layout and subtle motion system
• React + Tauri 2 + Rust
• bundled FFmpeg / FFprobe