Examine source code of Reddit Redirect

{
  "manifest_version": 2,
  "name": "Reddit Redirect",
  "version": "0.2",
  "description": "This is a firefox extension that redirects requests from reddit.com to the endpoint of your choice. Defaults to old.reddit.com.",
  "icons": {
    "48": "icon.svg",
    "96": "icon.svg"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8aba22f4-67e8-409e-93f7-4e2437fb1fce}"
    }
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "*://*.reddit.com/*",
    "storage"
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": false
  }
}