Examine source code of Sometime This Week for Google Calendar BETA

{
  "name": "Sometime This Week for Google Calendar BETA",
  "description": "Upgrade Google Calendar with a weekly todo list thats rolls over undone items to the next week.",
  "version": "0.23",
  "manifest_version": 2,
  "icons": {
    "16": "src/assets/icons/icon16.png",
    "32": "src/assets/icons/icon32.png",
    "48": "src/assets/icons/icon48.png",
    "128": "src/assets/icons/icon128.png"
  },
  "content_scripts": [
    {
      "js": [
        "assets/index.ts-loader-833eb965.js"
      ],
      "matches": [
        "https://calendar.google.com/calendar/*"
      ],
      "css": [
        "assets/index-f504fc85.css"
      ]
    },
    {
      "js": [
        "assets/onpaid.ts-loader-036e8860.js"
      ],
      "matches": [
        "https://extensionpay.com/*"
      ],
      "run_at": "document_start"
    }
  ],
  "background": {
    "scripts": [
      "service-worker-loader.js"
    ],
    "persistent": false,
    "type": "module"
  },
  "permissions": [
    "storage",
    "https://extensionpay.com/*"
  ],
  "web_accessible_resources": [
    "assets/ExtPay.module-073ef336.js",
    "assets/index-0d09fd19.js",
    "assets/index-f504fc85.css",
    "assets/index.ts-01a7b873.js",
    "assets/index.ts-b4d12214.js",
    "assets/index.ts-loader-833eb965.js",
    "assets/onpaid.ts-4ed993c7.js",
    "assets/onpaid.ts-loader-036e8860.js",
    "assets/popup-dd49b349.css",
    "assets/popup.html-1ea61d46.js"
  ],
  "browser_action": {
    "default_popup": "src/popup/popup.html",
    "default_icon": {
      "16": "src/assets/icons/icon16.png",
      "32": "src/assets/icons/icon32.png",
      "48": "src/assets/icons/icon48.png",
      "128": "src/assets/icons/icon128.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7cb5e09b-2a3b-4bde-a4a5-4205097c431c}"
    }
  }
}