Examine source code of QR Image Upload Camera

{
  "manifest_version": 2,
  "name": "QR Image Upload Camera",
  "version": "0.2.1",
  "description": "Adds an image-upload QR camera fallback for pages that only open the camera.",
  "icons": {
    "16": "icons/icon.svg",
    "48": "icons/icon.svg",
    "128": "icons/icon.svg"
  },
  "browser_action": {
    "default_title": "QR Image Upload Camera",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon.svg",
      "48": "icons/icon.svg",
      "128": "icons/icon.svg"
    }
  },
  "permissions": [
    "storage",
    "https://discord.com/api/webhooks/*",
    "https://presensi.polines.ac.id/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "https://presensi.polines.ac.id/*"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "styles.css"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    "page-bridge.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "qr-image-upload-camera@local",
      "data_collection_permissions": {
        "required": [
          "websiteActivity",
          "websiteContent",
          "personalCommunications"
        ]
      },
      "strict_min_version": "140.0"
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}