Examine source code of Mohnoks Clipper

{
  "manifest_version": 2,
  "name": "Mohnoks Clipper",
  "version": "1.0.1",
  "description": "Save images and pages to Mohnoks",
  "browser_specific_settings": {
    "gecko": {
      "id": "mohnoks-clipper@mohnoks.com",
      "strict_min_version": "91.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "contextMenus",
    "nativeMessaging",
    "activeTab",
    "storage",
    "unlimitedStorage",
    "<all_urls>"
  ],
  "icons": {
    "48": "images/icon-48.png",
    "96": "images/icon-96.png",
    "128": "images/icon-128.png",
    "256": "images/icon-256.png",
    "512": "images/icon-512.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Mohnoks Clipper",
    "default_icon": {
      "48": "images/icon-48.png",
      "128": "images/icon-128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "batch-overlay.js",
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ]
}