Examine source code of ModHeader Plus

{
  "version": "6.1.1",
  "permissions": [
    "clipboardRead",
    "clipboardWrite",
    "declarativeNetRequest",
    "storage"
  ],
  "name": "__MSG_title__",
  "minimum_chrome_version": "110",
  "manifest_version": 3,
  "icons": {
    "16": "@/png/logo.png",
    "32": "@/png/logo.png",
    "48": "@/png/logo.png",
    "128": "@/png/logo.png"
  },
  "host_permissions": [
    "<all_urls>"
  ],
  "description": "__MSG_description__",
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "115.0",
      "id": "modheader-plus@modheader.app",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_title": "__MSG_title__",
    "default_popup": "settings.html"
  }
}