Examine source code of UBC Workday Calendar

{
  "manifest_version": 3,
  "name": "UBC Workday Side by Side Calendar",
  "version": "1.4.0",
  "description": "Calendar for the new UBC Work day course selection.",
  "icons": {
    "16": "logo16.png",
    "32": "logo32.png",
    "48": "logo48.png",
    "128": "logo128.png"
  },
  "background": {
    "scripts": [
      "static/js/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.myworkday.com/*"
      ],
      "js": [
        "static/js/content.js"
      ],
      "css": [
        "static/css/content.css"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "static/css/content.css"
      ],
      "matches": [
        "*://*.myworkday.com/*"
      ]
    }
  ],
  "action": {},
  "permissions": [
    "storage",
    "tabs",
    "activeTab"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "WorkdayCalendarExtension@students.ubc.ca"
    }
  }
}