Examine source code of Appsco Dashboard

{
  "manifest_version": 2,
  "name": "Appsco Dashboard",
  "description": "This extension is used to interact with Appsco Dashboard",
  "version": "2.4.7",
  "icons": {
    "16": "resources/icon16.png",
    "48": "resources/icon48.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "resources/icon16.png",
      "48": "resources/icon48.png"
    },
    "default_popup": "front/index.html"
  },
  "permissions": [
    "activeTab",
    "webRequest",
    "tabs",
    "storage",
    "cookies",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "front/js/appsco_api.js",
      "back/popup.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "back/inject.js"
      ],
      "all_frames": true
    }
  ],
  "applications": {
    "gecko": {
      "id": "@appscodashboard",
      "strict_min_version": "42.0"
    }
  }
}