Examine source code of GradeWork Sync

{
  "manifest_version": 3,
  "name": "GradeWork Sync",
  "version": "1.0.4",
  "description": "Automatically sync assignments from Gradescope & WebWork to Google Calendar and get browser reminders.",
  "browser_specific_settings": {
    "gecko": {
      "id": "gradework-sync@firefox.addon",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "storage",
    "notifications",
    "alarms",
    "identity"
  ],
  "host_permissions": [
    "https://*.gradescope.com/*",
    "https://*.gradescope.ca/*",
    "https://webwork.ucalgary.ca/*",
    "https://www.googleapis.com/*",
    "https://bsgkejnwjajyqvsbjfnm.supabase.co/*"
  ],
  "background": {
    "scripts": [
      "utils/dedupe.js",
      "utils/calendar.js",
      "background/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.gradescope.com/*",
        "https://*.gradescope.ca/*"
      ],
      "js": [
        "utils/constants.js",
        "utils/date-parser.js",
        "content/gradescope.js"
      ],
      "run_at": "document_idle"
    },
    {
      "matches": [
        "https://webwork.ucalgary.ca/*"
      ],
      "js": [
        "utils/constants.js",
        "utils/date-parser.js",
        "content/webwork.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon16.png",
      "128": "icons/icon16.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon16.png",
    "128": "icons/icon16.png"
  },
  "options_page": "options/options.html",
  "web_accessible_resources": [
    {
      "resources": [
        "icons/*.png",
        "icons/*.jpg"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}