Examine source code of Segment Rivals

{
  "description": "Load and show in Strava segment tables who is the followed user with the best time in each segment.",
  "manifest_version": 2,
  "name": "Segment Rivals",
  "version": "1.0.2",
  "homepage_url": "https://github.com/jsirgo/segment-rivals-web-ext",
  "icons": {
    "48": "icons/podium48.png"
  },
  "permissions": [
    "activeTab"
  ],
  "browser_action": {
    "default_icon": {
      "19": "icons/podium19.png",
      "38": "icons/podium38.png"
    },
    "default_title": "Segment Rivals"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}