Power bar

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Power bar",
  "description": "Some description id",
  "version": "0.5",
  "manifest_version": 3,
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "action": {
    "default_popup": "menu.html",
    "default_title": "Power bar"
  },
  "icons": {
    "16": "logo512.png",
    "48": "logo512.png",
    "128": "logo512.png"
  },
  "permissions": [],
  "host_permissions": [
    "*://*/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://*/*",
        "http://*/*"
      ],
      "js": [
        "loader.js"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "index.html"
      ],
      "matches": [
        "https://*/*",
        "http://*/*"
      ]
    }
  ],
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+1",
        "mac": "Command+Shift+1",
        "windows": "Alt+Shift+1",
        "chromeos": "Alt+Shift+1",
        "linux": "Alt+Shift+1"
      },
      "description": "Opens index.html"
    }
  },
  "background": {
    "service_worker": "background.js"
  }
}