manifest.json

{
  "name": "Noise",
  "description": "__MSG_extDescription__",
  "version": "3.1.1",
  "homepage_url": "https://github.com/bootleq/noise",
  "icons": {
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "manifest_version": 2,

  "permissions": [
    "storage",
    "downloads",
    "<all_urls>"
  ],
  "optional_permissions": [
    "webNavigation",
    "webRequest"
  ],

  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "run_at": "document_end",
      "matches": ["<all_urls>"],
      "match_about_blank": true,
      "all_frames": true,
      "js": ["content.js"]
    }
  ],

  "options_ui": {
    "page": "options.html",
    "open_in_tab": true,
    "browser_style": true
  },

  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "noise@bootleq",
      "strict_min_version": "69.0"
    }
  }
}