manifest.json

{
    "name": "Passmarked",
    "manifest_version": 2,
    "version": "0.0.1",
    "author": "Passmarked Inc.",
    "description": "The realtime best practice score for the internet",
    "homepage_url": "http://passmarked.com",

    "icons": { 

      "16": "assets/icon16.png",
      "48": "assets/icon48.png",
      "128": "assets/icon128.png" 

    },

    "page_action": {
      "default_title": "Passmarked",
      "default_icon": {
        "19": "faces/face.png",
        "38": "faces/face.png"
      }
    },

    "background": {
        "scripts": [
          "vendor/URI.min.js",
          "background.js"
        ],
        "persistent": false
   },

    "externally_connectable": {
      "matches": ["*://*.passmarked.com/*", "*://passmarked.com/*"]
    },

   "permissions" : [
        "declarativeContent",
        "tabs",
        "storage",
        "https://api.passmarked.com/",
        "http://api.passmarked.com/"
    ]
}