Examine source code of LabDash

{
  "manifest_version": 2,
  "name": "LabDashv2",
  "version": "1.0.1",
  "browser_specific_settings": {
    "gecko": {
      "id": "labdash-firefox@labdash",
      "strict_min_version": "115.0"
    }
  },
  "description": "Organised, app-like dashboard of homelab links with pages, groups, drag-and-drop, icons and a settings slide-out.",
  "icons": {
    "128": "icon/labdash-128.png"
  },
  "browser_action": {
    "default_title": "LabDash",
    "default_icon": {
      "128": "icon/labdash-128.png"
    }
  },
  "chrome_url_overrides": {
    "newtab": "dashboard.html"
  },
  "permissions": [
    "storage"
  ],
  "optional_permissions": [
    "http://*/*",
    "https://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_security_policy": "script-src 'self'; object-src 'self'; img-src 'self' data: https: http:; connect-src 'self' https: http:;"
}