Examine source code of Google Forms Submission Logger

{
  "manifest_version": 3,
  "name": "Google Forms Submission Logger",
  "version": "1.0.7",
  "description": "Privately records Google Forms questions, submitted answers, links, upload metadata, and TXT receipts on this device.",
  "browser_specific_settings": {
    "gecko": {
      "id": "google-forms-submission-logger@omanand.local",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "permissions": [
    "downloads",
    "scripting",
    "storage",
    "unlimitedStorage"
  ],
  "host_permissions": [
    "https://docs.google.com/forms/*",
    "https://forms.google.com/*"
  ],
  "background": {
    "scripts": [
      "src/shared.js",
      "src/background.js"
    ]
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "action": {
    "default_title": "Google Forms Logger",
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png"
    }
  },
  "options_ui": {
    "page": "dashboard/dashboard.html",
    "open_in_tab": true
  },
  "content_scripts": [
    {
      "matches": [
        "https://docs.google.com/forms/*",
        "https://forms.google.com/*"
      ],
      "js": [
        "src/shared.js",
        "src/extractor.js",
        "src/content.js"
      ],
      "all_frames": true,
      "run_at": "document_start"
    }
  ]
}