network monitor without devtools

manifest.json

{
  "manifest_version": 2,
  "name": "network monitor without devtools",
  "version": "0.0.20",
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "120.0",
      "id": "{15a9235a-de6e-4cef-8b90-e8efbf13f881}"
    }
  },
  "description": "monitor the network without web devtools.",
  "icons": {
    "48": "images/icon.png"
  },
  "browser_action": {
    "default_icon": {
      "48": "images/icon.png"
    },
    "default_title": "network monitor without devtools"
  },
  "options_ui": {
    "page": "usage.html",
    "browser_style": true
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "permissions": [
    "storage",
    "unlimitedStorage",
    "notifications",
    "activeTab",
    "tabs",
    "scripting",
    "downloads",
    "webRequest",
    "webRequestBlocking",
    "webRequestFilterResponse",
    "*://*/"
  ]
}