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manifest.json
{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Protopage Start Page",
  "description": "Protopage Start Page",
  "version": "1.41",
  "icons": {
    "16": "images/extension-icon16.png",
    "48": "images/extension-icon48.png",
    "128": "images/extension-icon128.png"
  },
  "incognito": "split",
  "permissions": [
    "activeTab",
    "tabs",
    "cookies",
    "storage",
    "scripting"
  ],
  "action": {
    "default_icon": {
      "19": "images/icon19.png",
      "38": "images/icon38.png"
    },
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.protopage.com/*"
      ],
      "js": [
        "ext-pp-concatenated-sources-contentscript-protopage.js"
      ],
      "run_at": "document_end"
    }
  ],
  "background": {
    "service_worker": "ext-pp-concatenated-sources-background.js"
  },
  "host_permissions": [
    "*://*.protopage.com/*"
  ]
}