Examine source code of Veloce Extractor

{
  "manifest_version": 3,
  "name": "Veloce Extractor Link Catcher",
  "version": "1.2",
  "description": "Capte les vidéos de tous les sites pour Veloce Extractor Pro",
  "permissions": [
    "activeTab",
    "tabs"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "veloce-extractor-catcher@local",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end",
      "all_frames": false
    }
  ]
}