Examine source code of FOTP

{
  "manifest_version": 2,
  "author": "assuom 36",
  "name": "FOTP",
  "description": "FOTP",
  "version": "3.0.0",
  "icons": {
    "96": "images/icon96.png",
    "128": "images/icon128.png",
    "256": "images/icon256.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "webRequest",
    "https://api.jsonbin.io/*",
    "*://*.jsonbin.io/*"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "96": "images/icon96.png",
      "128": "images/icon128.png",
      "256": "images/icon256.png"
    }
  },
  "background": {
    "persistent": true,
    "scripts": [
      "popup.js",
      "js/crypto-js.min.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://learn.oracle.com/*"
      ],
      "js": [
        "js/all-paths.js"
      ]
    },
    {
      "matches": [
        "https://learn.oracle.com/ols/course/*"
      ],
      "js": [
        "js/course-path.js"
      ]
    },
    {
      "matches": [
        "https://learn.oracle.com/ols/sample/*"
      ],
      "js": [
        "js/sample-path.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{6d6951b8-ddc3-4134-a4f5-a8cc3934f1d0}"
    }
  }
}