Markers

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Markers",
  "version": "2.0.1",
  "description": "Add mark as seen buttons to your favorite websites.",
  "permissions": [
    "declarativeContent",
    "storage",
    "unlimitedStorage"
  ],
  "background": {
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "markers.js"
      ],
      "css": [
        "markers.css"
      ]
    }
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/markers16.png",
      "32": "images/markers32.png",
      "48": "images/markers48.png",
      "128": "images/markers128.png"
    }
  },
  "icons": {
    "16": "images/markers16.png",
    "32": "images/markers32.png",
    "48": "images/markers48.png",
    "128": "images/markers128.png"
  },
  "manifest_version": 3
}