Online Dance Party

manifest.json

{
  "manifest_version": 2,
  "name": "Online Dance Party",
  "version": "1.2.0",
  "description": "Play Just Dance Now with friends at different locations.",
  "homepage_url": "https://github.com/fantostisch/OnlineDanceParty",
  "icons": {
    "48": "img/icon/icon-48.png",
    "96": "img/icon/icon-96.png",
    "128": "img/icon/icon-128.png"
  },
  "// declarativeContent is necessary for Chrome": "",
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "*://*.justdancenow.com/*",
    "storage",
    "declarativeContent"
  ],
  "background": {
    "page": "./relay.html"
  },
  "page_action": {
    "browser_style": true,
    "default_icon": {
      "48": "img/icon/icon-48.png",
      "96": "img/icon/icon-96.png",
      "128": "img/icon/icon-128.png"
    },
    "default_title": "Online Dance Party",
    "default_popup": "popup.html",
    "show_matches": [
      "*://*.justdancenow.com/*"
    ]
  }
}