Examine source code of Home Browser

{
  "manifest_version": 3,
  "name": "Home Browser",
  "version": "1.0.0",
  "description": "Home Browser is an extension for Chrome, Edge, and Firefox that replaces the new tab with a customizable panel: news via RSS, local favorites, widgets (weather, Wikipedia, and YouTube), Unsplash background, and export/import of settings. Your new home tab",
  "browser_specific_settings": {
    "gecko": {
      "id": "home-browser@rhamses",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "locationInfo",
          "bookmarksInfo",
          "websiteContent",
          "searchTerms"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    },
    "gecko_android": {
      "id": "home-browser@rhamses",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "locationInfo",
          "bookmarksInfo",
          "websiteContent",
          "searchTerms"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  },
  "action": {
    "default_title": "Home Browser",
    "default_popup": "src/popup.html"
  },
  "chrome_url_overrides": {
    "newtab": "src/newtab.html"
  },
  "background": {
    "service_worker": "service-worker-loader.js",
    "type": "module",
    "scripts": [
      "service-worker-loader.js"
    ]
  },
  "permissions": [
    "bookmarks"
  ],
  "host_permissions": [
    "https://api.unsplash.com/*",
    "https://images.unsplash.com/*",
    "https://wttr.in/*",
    "https://nominatim.openstreetmap.org/*",
    "https://www.google.com/*",
    "https://www.googleapis.com/*",
    "https://i.ytimg.com/*",
    "https://www.youtube-nocookie.com/*",
    "https://www.youtube.com/*",
    "<all_urls>"
  ]
}