Examine source code of ByeByeEXIF

{
  "name": "ByeByeEXIF",
  "description": "Remove metadata before uploading files!",
  "version": "1.7",
  "manifest_version": 3,
  "icons": {
    "128": "icon.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "action": {
    "default_title": "ByeByeEXIF"
  },
  "content_scripts": [
    {
      "js": [
        "content-loader.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "content.js",
        "/utils/base64.js",
        "/utils/fileDict.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "permissions": [
    "tabs",
    "contextMenus"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self';"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ByeByeEXIF@ByeByeEXIF"
    }
  }
}