erldns_admin_root_handler (erldns v10.5.4)

Support for the erldns Admin API root resource at path /.

The following is implemented:

• DELETE: Reset all listener queues

• GET: Returns name and version information for all zones in the cache.

  The response JSON body looks like the following:

    {
      "erldns": {
        "zones": {
          "count": 2,
          "versions": [
            {
              "name": "example.com",
              "version": "v1.2.3"
            },
            {
              "name": "example.org",
              "version": "v4.5.6"
            }
          ]
        }
      }
    }