Examine source code of Oxunbox

{
  "manifest_version": 2,
  "name": "Oxunbox",
  "description": "Put the 'fun' back into 'exam results'.",
  "developer": {
    "name": "fizzex",
    "url": "https://github.com/fizzex"
  },
  "version": "0.0.1",
  "icons": {
    "48": "icon48.png",
    "96": "icon96.png"
  },
  "web_accessible_resources": [
    "star.svg"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://evision.ox.ac.uk/urd/sits.urd/run/SIW_POD.start_url?*"
      ],
      "js": [
        "./run.js"
      ]
    },
    {
      "matches": [
        "https://evision.ox.ac.uk/urd/sits.urd/run/SIW_POD.start_url?*"
      ],
      "js": [
        "./init.js"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{646d5430-bc05-4cb3-a3c8-daa1d2733bfb}"
    }
  }
}