Examine source code of GRS: Gas Relay Share

{
  "manifest_version": 3,
  "name": "GRS: Gas Relay Share",
  "version": "0.1.0",
  "description": "Scrape Open Graph and share via GAS relay (Discord/LINE, etc).",
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "contextMenus"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "sw.js"
    ]
  },
  "action": {
    "default_popup": "popup.html"
  },
  "options_page": "options.html",
  "commands": {
    "share": {
      "suggested_key": {
        "default": "Ctrl+Shift+Y"
      },
      "description": "Share active tab to GAS relay"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "grs-share@example.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "browsingActivity"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  }
}