Response Headers Values Checker

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Response Headers Values Checker",
  "description": "This extension will create a Popup that will show the requested value without open the Network tab (if exist).",
  "version": "0.2.2",
  "icons": {
    "16": "logo/logo-16.png",
    "48": "logo/logo-48.png",
    "128": "logo/logo-128.png"
  },
  "action": {
    "default_title": "Response Headers Values Checker",
    "default_popup": "popup/popup.html"
  },
  "permissions": [
    "storage",
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "*://*/*"
  ],
  "background": {
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "js": [
        "popup/popup.js",
        "popup/utils.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "exclude_matches": [
        "*://chrome.google.com/webstore/*"
      ],
      "run_at": "document_end"
    }
  ]
}