Examine source code of extensiProgramKarya

{
  "manifest_version": 2,
  "name": "extensiProgramKarya",
  "version": "0.3.2",
  "description": "Ekstensi untuk Program Karya",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "16": "eProKar-016.png",
    "32": "eProKar-032.png",
    "48": "eProKar-048.png",
    "128": "eProKar-128.png"
  },
  "content_scripts": [
    {
      "js": [
        "contentScript.js"
      ],
      "css": [
        "contentStyle.css"
      ],
      "matches": [
        "https://sapa.kaj.or.id/*",
        "https://belajar.sapa.kaj.or.id/*"
      ],
      "run_at": "document_start",
      "all_frames": true
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{a4f7142e-287c-4a88-acbd-07ff7e01d1bc}"
    }
  }
}