Update README phrasing and add AI disclaimer

README.md

@@ -36,7 +36,7 @@ A Jellyfin plugin that automatically detects and removes black bars (letterboxin
    - `Both`: Attempts both methods depending on the client.
 4. **Important for existing libraries**: The plugin automatically scans *new* files when they are added to Jellyfin. For your existing library, go to **Dashboard -> Scheduled Tasks** and run the **"Skanuj brakujące czarne pasy (Black Bar Remover)"** task manually. It will scan all existing movies and episodes in the background.
 
-### Activating the Server-Side Wrapper (Automagic)
+### Activating the Server-Side Wrapper (Automatic)
 
 If you select "Server" or "Both" mode, the plugin automatically generates a wrapper script and dynamically injects it into Jellyfin's `EncoderAppPath` configuration during startup. It takes over the transcoding process effortlessly. If it ever points to the wrong real FFmpeg, you can adjust it in the wrapper script.
 
@@ -50,3 +50,6 @@ The plugin attempts to automatically inject its JavaScript into the Jellyfin Web
 ## How it works
 
 When a video is scanned, a background process runs `ffmpeg -skip_frame nokey -i <file> -vf cropdetect`. It collects all crops and ignores anomalies (appearing in < 5% of frames). The resulting bounding box is saved to the Jellyfin database under the `BlackBarCrop` provider ID.
+
+---
+*Note: This plugin, including its logic, FFmpeg integrations, and documentation, was generated entirely with the assistance of an advanced AI agent (Google Antigravity / Gemini) during a pair-programming session.*