Checkmate - Save While You Shop.

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Checkmate - Save While You Shop.",
  "version": "7.2.5",
  "description": "Automatically apply coupons, track your orders, and unlock exclusive deals!",
  "permissions": [
    "tabs",
    "storage",
    "unlimitedStorage",
    "background",
    "cookies",
    "webRequest",
    "offscreen"
  ],
  "host_permissions": [
    "https://*/*"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "background": {
    "service_worker": "build/background.js"
  },
  "icons": {
    "16": "assets/16-logo.png",
    "48": "assets/48-logo.png",
    "64": "assets/64-logo.png",
    "128": "assets/128-logo.png"
  },
  "action": {
    "default_icon": "assets/icon-grey.png",
    "default_popup": "popup.html",
    "default_title": "Checkmate"
  },
  "content_scripts": [
    {
      "js": [
        "build/content.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "run_at": "document_end"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "build/*",
        "assets/*"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "externally_connectable": {
    "matches": [
      "http://127.0.0.1:8000/*",
      "https://joincheckmate.com/*"
    ]
  }
}