fix-neat-video

The skill is coherently scoped: it targets repairing a specific video format artifact via local media processing with ffmpeg and cleans up the source file afterward. The only notable risk is the automatic deletion of the source file without an explicit rollback mechanism in case of conversion failure, which could lead to data loss if the script malfunctions. Overall, the footprint aligns with the stated purpose and remains low-risk for typical developer use, assuming trusted scripts and ffmpeg installation.