Examine source code of Zoom

{
  "version": "1.5.0",
  "description": "Schedule Zoom meetings from Google Calendar. Start an instant meeting or plan a future call with one click and join links ready.",
  "manifest_version": 2,
  "name": "Zoom Extension",
  "icons": {
    "48": "images/icon-48.png"
  },
  "background": {
    "scripts": [
      "js/lib.bundle.js",
      "js/utils.bundle.js",
      "js/background.bundle.js"
    ]
  },
  "permissions": [
    "activeTab",
    "storage",
    "unlimitedStorage",
    "https://calendar.google.com/calendar/*",
    "https://accounts.google.com/Logout",
    "https://*.zoom.us/*",
    "https://*.zoom.com/*",
    "webRequest",
    "webRequestBlocking",
    "<all_urls>"
  ],
  "browser_action": {
    "default_icon": "images/icon-32.png",
    "default_title": "Zoom Extension",
    "default_popup": "html/popup.html"
  },
  "content_scripts": [
    {
      "css": [
        "css/compstyle.css",
        "css/content.css"
      ],
      "js": [
        "js/lib.bundle.js",
        "js/utils.bundle.js",
        "js/content.bundle.js"
      ],
      "run_at": "document_end",
      "matches": [
        "https://calendar.google.com/calendar/*"
      ]
    },
    {
      "js": [
        "js/logintransit.bundle.js"
      ],
      "run_at": "document_end",
      "matches": [
        "https://*.zoom.us/google/oauth/*",
        "https://*.zoom.us/saml/extension/*",
        "https://*.zoom.us/zm/extension_login/*",
        "https://*.zoom.com/google/oauth/*",
        "https://*.zoom.com/saml/extension/*",
        "https://*.zoom.com/zm/extension_login/*"
      ]
    },
    {
      "js": [
        "js/installedcheck.bundle.js"
      ],
      "run_at": "document_end",
      "matches": [
        "https://*.zoom.com/myhome*",
        "https://*.zoom.us/myhome*"
      ]
    }
  ],
  "web_accessible_resources": [
    "images/select2.png",
    "images/zoom-video.png",
    "images/loading_24.gif",
    "images/trash.png",
    "images/photo.jpg",
    "images/loading_white.svg",
    "images/loading_gray.svg",
    "images/captcha-sprites.png",
    "images/icon-32.png",
    "images/icon.svg"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{f8538aa1-d5aa-4622-8952-ef484f52dd5f}"
    }
  }
}