Examine source code of ONE Redirect

{
  "version": "0.0.2",
  "manifest_version": 2,
  "name": "One Redirect Extension",
  "short_name": ".1",
  "description": "Make your browser support .1, just type 'anything'.1 in a new tab.",
  "permissions": [
    "storage",
    "tabs",
    "https://*/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "icons": {
    "128": "assets/images/logo.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "web_accessible_resources": [
    "assets/**"
  ],
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "48.0",
      "id": "{95035c99-a03e-44d1-9b34-ff6c70cada96}"
    }
  }
}