Examine source code of Toby For Tabs

{
  "manifest_version": 3,
  "name": "Toby: Tab Management Tool",
  "description": "Your productivity hub. Save and organize your browser tabs from anywhere.",
  "version": "1.13.2",
  "short_name": "Toby",
  "icons": {
    "16": "img/icon-16.png",
    "48": "img/icon-48.png",
    "96": "img/icon-96.png",
    "128": "img/icon-128.png"
  },
  "action": {
    "default_title": "Toby",
    "default_icon": "img/icon.svg",
    "default_popup": "popup.html"
  },
  "permissions": [
    "contextMenus",
    "unlimitedStorage",
    "storage",
    "tabs",
    "webRequest",
    "webRequestBlocking"
  ],
  "optional_permissions": [
    "history",
    "tabGroups",
    "*://to/*",
    "<all_urls>"
  ],
  "host_permissions": [
    "https://*.gettoby.com/"
  ],
  "omnibox": {
    "keyword": "to/"
  },
  "content_security_policy": {
    "extension_pages": "default-src 'self'; frame-src 'self' https://gettoby.typeform.com https://www.loom.com/ https://storage.googleapis.com https://*.youtube.com https://*.youtube-nocookie.com https://*.gettoby.com; script-src 'self'; object-src 'none'; connect-src https://api2.gettoby.com https://api2.gettoby.com https://logs.gettoby.com https://capi.gettoby.com wss://api.gettoby.com/ws https://api.mixpanel.com http://api.mixpanel.com https://api-js.mixpanel.com https://api.amplitude.com http://api.amplitude.com https://*.nr-data.net; style-src https://fonts.googleapis.com 'unsafe-inline' 'self'; font-src 'self' https://fonts.gstatic.com; img-src * https://logs.gettoby.com data: blob:;"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "assets/js/*.js",
        "assets/css/*.css",
        "icon-128.png",
        "icon-32.png"
      ],
      "matches": [
        "*://*/*"
      ]
    }
  ],
  "chrome_url_overrides": {
    "newtab": "toby.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "toby-ext@gettoby.com",
      "data_collection_permissions": {
        "required": [
          "personallyIdentifyingInfo",
          "authenticationInfo",
          "browsingActivity"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  },
  "chrome_settings_overrides": {
    "homepage": "toby.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.gettoby.com/*"
      ],
      "run_at": "document_idle",
      "js": [
        "content-scripts/content-script.js",
        "content-scripts/inject-public.js"
      ]
    }
  ]
}