Examine source code of Dumpert++

{
  "manifest_version": 3,
  "name": "Dumpert++",
  "version": "0.3.2",
  "author": "BierTeam",
  "homepage_url": "https://github.com/bierteam/dumpertPlusPlus",
  "description": "Fix dumpert view status and scroll location bug",
  "permissions": [
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.dumpert.nl/*"
      ],
      "js": [
        "fix.js"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{7db800a4-23b0-49fa-b84d-ea26ef6fcd02}"
    }
  },
  "icons": {
    "48": "icon48.png",
    "128": "icon128.png"
  }
}