Examine source code of NoJS on I2P

{
  "manifest_version": 2,
  "name": "NoJS on I2P",
  "version": "1.0.1.1",
  "description": "Disables JavaScript on .i2p domains",
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "*://*.i2p/*",
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "options_ui": {
    "page": "options.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6b33049f-ac94-4523-a177-0fd002b680ae}"
    }
  }
}