feat: execute full-repo remaining parity closure plan

src/NATS.Server/Monitoring/Connz.cs

@@ -116,11 +116,23 @@ public sealed class ConnInfo
     [JsonPropertyName("tls_cipher_suite")]
     public string TlsCipherSuite { get; set; } = "";
 
+    [JsonPropertyName("tls_peer_cert_subject")]
+    public string TlsPeerCertSubject { get; set; } = "";
+
     [JsonPropertyName("tls_first")]
     public bool TlsFirst { get; set; }
 
     [JsonPropertyName("mqtt_client")]
     public string MqttClient { get; set; } = "";
+
+    [JsonPropertyName("jwt_issuer_key")]
+    public string JwtIssuerKey { get; set; } = "";
+
+    [JsonPropertyName("jwt_tags")]
+    public string JwtTags { get; set; } = "";
+
+    [JsonPropertyName("proxy")]
+    public string Proxy { get; set; } = "";
 }
 
 /// <summary>