Examine source code of paperclips-pilot

{
  "manifest_version": 3,
  "name": "paperclips-pilot",
  "version": "1.0.3",
  "icons": {
    "48": "icons/logo-48.png",
    "96": "icons/logo-96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8d152c14-39dc-4106-adf3-a925b6304f5d}"
    }
  },
  "host_permissions": [
    "https://www.decisionproblem.com/paperclips/index2.html"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "event-handler.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.decisionproblem.com/paperclips/index2.html"
      ],
      "js": [
        "app.js",
        "main.js"
      ]
    }
  ]
}