Examine source code of CUNY Refiner

{
  "name": "CUNY Refiner",
  "description": "Simplify the CUNY interface and add useful features.",
  "version": "26.36.16",
  "manifest_version": 3,
  "icons": {
    "16": "images/icon16.png",
    "24": "images/icon24.png",
    "32": "images/icon32.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "cunyrefiner@popoway.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "contextMenus",
    "storage",
    "activeTab",
    "scripting"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "inst.json"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "matches": [
        "*://globalsearch.cuny.edu/*",
        "*://cssa.cunyfirst.cuny.edu/*"
      ],
      "js": [
        "content.js"
      ]
    },
    {
      "matches": [
        "*://cuny907.sharepoint.com/*",
        "*://cuny907-my.sharepoint.com/*",
        "*://usc-excel.officeapps.live.com/*"
      ],
      "js": [
        "content-excel.js"
      ],
      "world": "MAIN",
      "all_frames": true,
      "match_about_blank": true
    },
    {
      "matches": [
        "*://degreeworks.cuny.edu/*"
      ],
      "js": [
        "content-degreeworks.js"
      ],
      "world": "MAIN"
    }
  ],
  "action": {
    "default_popup": "popup.html"
  },
  "options_page": "welcome.html"
}