Examine source code of Bookmarks — New Tab & Boards

{
  "manifest_version": 2,
  "name": "Bookmarks",
  "description": "A beautifully organized new tab. Save bookmarks into boards, track focus, check weather, and start each day calm and clear.",
  "version": "1.0.0",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "chrome_url_overrides": {
    "newtab": "newtab.html"
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+Y"
      },
      "description": "Open Quick Save"
    }
  },
  "permissions": [
    "storage",
    "unlimitedStorage",
    "bookmarks",
    "activeTab",
    "tabs",
    "https://api.open-meteo.com/*",
    "https://geocoding-api.open-meteo.com/*",
    "https://*.gstatic.com/*",
    "https://icons.duckduckgo.com/*"
  ],
  "web_accessible_resources": [
    "wallpapers/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "bookmarks@sanjai.work",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "locationInfo",
          "browsingActivity"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_popup": "popup.html"
  }
}