Examine source code of iwantabj — Job Application Autofill

{
  "manifest_version": 3,
  "name": "iwantabj — Job Application Autofill",
  "version": "0.1.1",
  "description": "Autofill job application forms with your iwantabj profile. You review and submit.",
  "browser_specific_settings": {
    "gecko": {
      "id": "autofill@iwantabj.in",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ],
        "optional": []
      }
    },
    "gecko_android": {
      "strict_min_version": "128.0"
    }
  },
  "permissions": [
    "storage",
    "scripting",
    "activeTab"
  ],
  "host_permissions": [
    "https://boards.greenhouse.io/*",
    "https://job-boards.greenhouse.io/*",
    "https://jobs.ashbyhq.com/*",
    "https://jobs.lever.co/*",
    "https://apply.workable.com/*",
    "https://iwantabj.in/*",
    "http://127.0.0.1/*",
    "http://localhost/*"
  ],
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "iwantabj Autofill",
    "default_icon": {
      "16": "icons/icon-16.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://boards.greenhouse.io/*",
        "https://job-boards.greenhouse.io/*",
        "https://jobs.ashbyhq.com/*",
        "https://jobs.lever.co/*",
        "https://apply.workable.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ]
}