Math (Beta Release)

manifest.json

{
  "manifest_version": 3,
  "name": "Math (Beta Release)",
  "version": "2.2.2.40",
  "description": "Click the extension's icon, and it will open a page. The page has many links that you can click to get to different pages.",
  "icons": {
    "48": "images/48.png",
    "128": "images/128.png"
  },
  "developer": {
    "name": "MoleTech"
  },
  "background": {
    "service_worker": "/service-workers/background.js"
  },
  "update_url": "https://clients2.google.com/service/update2/crx",
  "permissions": [
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*",
    "file:///*/*",
    "chrome-extension://*/*"
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "commands": {
    "Open index.html": {
      "suggested_key": {
        "default": "Ctrl+M"
      },
      "description": "Opens index.html."
    }
  },
  "action": {}
}