Examine source code of proxy-sock5-manager

{
  "manifest_version": 2,
  "name": "Enterprise SOCKS5 Proxy Manager",
  "version": "1.0.0",
  "description": "Manage approved SOCKS5 proxy profiles for enterprise environments. Switch proxies per-site with tenant-based organization.",
  "author": "Enterprise IT",
  "browser_specific_settings": {
    "gecko": {
      "id": "socks5-proxy-manager@enterprise-it",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "proxy",
    "storage",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "SOCKS5 Proxy Manager",
    "default_icon": "icons/proxy-48.svg"
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "icons": {
    "48": "icons/proxy-48.svg",
    "128": "icons/proxy-128.svg"
  }
}