Simple PiP

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Simple PiP",
  "description": "Simple extension that enables pip when you click it. does not register a background service worker.",
  "version": "1.0",
  "action": {
    "default_title": "Click to enable PiP",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/icon-16-white.png",
      "24": "images/icon-24-white.png",
      "32": "images/icon-32-white.png",
      "48": "images/icon-48-white.png",
      "128": "images/icon-128-white.png"
    },
    "theme_icons": [
      {
        "light": "images/icon-16-black.png",
        "dark": "images/icon-16-white.png",
        "size": 16
      },
      {
        "light": "images/icon-24-black.png",
        "dark": "images/icon-24-white.png",
        "size": 24
      },
      {
        "light": "images/icon-32-black.png",
        "dark": "images/icon-32-white.png",
        "size": 32
      },
      {
        "light": "images/icon-48-black.png",
        "dark": "images/icon-48-white.png",
        "size": 48
      },
      {
        "light": "images/icon-128-black.png",
        "dark": "images/icon-128-white.png",
        "size": 128
      }
    ]
  },
  "icons": {
    "16": "images/icon-16-black.png",
    "32": "images/icon-32-black.png",
    "48": "images/icon-48-black.png",
    "128": "images/icon-128-black.png"
  },
  "permissions": [
    "scripting",
    "activeTab"
  ]
}