Fullscreen Tool Edge extension security report

A plugin made by a beginner developer, built specifically for browser video playback. It enables geometric transformations and visual adjustments for video content. 【Function Introduction】 (1) Core Functions 1. Full Frame Crop: Activates automatically across all pages 2. Image Offset: Shift+I/K Move Up/Down · Shift+J/L Move Left/Right (Range: Within the playback window; Adjustment step: 5%) 3. Image Zoom: Shift+Q Zoom In · Shift+W Zoom Out (Only works in full view mode) (Adjustment range: 100%~150%; Adjustment step: 5%) (2) Auxiliary Functions 1. Full Display: Shift+X (Press again to toggle) (Position and zoom settings will reset automatically each time you switch modes) 2. Horizontal Flip: Shift+C (Press again to toggle) 3. Rotate & Flip: Shift+V (Press again to toggle) 4. Black & White Filter: Shift+A (Press again to toggle) 5. Blur Filter: Shift+S (Press again to toggle) (6 pixels) 6. Shadow Enhancement: Shift+D (Press again to toggle) (+10% brightness, -10% contrast) 7. One-click Reset: Shift+Z (Restore all settings to default) 【Related Description】 Operating Platform: Built on the Manifest V3 standard. Compatible with browsers powered by Blink, WebKit and Gecko engines. Display Adaptation: Fully works with videos and monitors of any aspect ratio. Running Features: Only adjusts the visual style of web videos, and will not interfere with other webpage functions. Compatibility: Supports native HTML video tags, web streams and live broadcasts. Security Info: Runs entirely on your local device with low resource usage. No data collection and no advertisements. 【Special Notes】 1. To use this plugin for local video files: Open the extension management page, locate this plugin and open its【Details】, then enable【Allow access to file URLs】. The display adjustments for local videos will take effect. (If you click outside the video area during playback, the plugin will stop working. Simply click the video screen to re-enable it.) 2.Compatible but not published to extension stores: Google Chrome, Apple Safari,(Requires paid fees, unaffordable) Firefox.(Failed to register a developer account) 【Plugin Author】 【Bilibili】/【哔哩哔哩】user:【烛焰炽芒】 【Development Tools】 AI Assistant:【豆包】 Development method: Conversational AI to obtain code.