Examine source code of Table Form Paste Helper

{
  "manifest_version": 3,
  "name": "Table Form Paste Helper",
  "version": "1.3.2",
  "description": "Paste spreadsheet tabular data into table-style web forms from the focused cell.",
  "permissions": [
    "storage",
    "activeTab"
  ],
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_title": "Table Form Paste Helper",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{75d8b542-1659-4f1a-b21c-65b5f4cde934}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}