Examine source code of Advanced Cache Blocker

{
  "manifest_version": 2,
  "name": "Advanced Cache Blocker",
  "version": "2.3",
  "description": "Optimizes browser cache and prevents stale data loading to improve page speeds.",
  "browser_specific_settings": {
    "gecko": {
      "id": "advanced-cache-blocker@your-domain.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "https://docs.google.com/",
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://igrsup.gov.in/igrsup/applicationDetailAction*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ]
}