Examine source code of Full QA Stack

{
  "manifest_version": 2,
  "name": "Full QA Stack",
  "version": "9.8.0",
  "description": "Ultimate QA toolkit: 34+ tools including Responsive Tester, Node Snapshot, and Pro Overlays.",
  "icons": {
    "48": "icons/icon.svg",
    "96": "icons/icon.svg"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "full-qa-stack@cezar",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "permissions": [
    "activeTab",
    "tabs",
    "downloads",
    "storage",
    "notifications",
    "clipboardWrite",
    "webRequest",
    "webRequestBlocking",
    "cookies",
    "<all_urls>"
  ],
  "browser_action": {
    "default_icon": "icons/icon.svg",
    "default_popup": "popup.html",
    "default_title": "Full QA Stack (Ctrl+Shift+S)"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "session-recorder.js"
      ],
      "run_at": "document_end"
    }
  ],
  "commands": {
    "capture-screenshots": {
      "suggested_key": {
        "default": "Ctrl+Shift+S"
      },
      "description": "Capture viewport screenshots"
    }
  },
  "options_ui": {
    "page": "settings.html",
    "open_in_tab": true
  }
}