Scientific Calculator

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Scientific Calculator",
  "version": "1",
  "short_name": "Calculator",
  "author": "YoosFuhl.com",
  "description": "Rapid Scientific Calculator for Google Chrome",
  "offline_enabled": true,
  "action": {
    "default_title": "Calculator",
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "icons": {
    "128": "icon128.png"
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+C",
        "windows": "Alt+C",
        "mac": "Alt+C",
        "chromeos": "Alt+C",
        "linux": "Alt+C"
      }
    }
  }
}