phase-b: add node uuid/alias/ip metadata APIs and node list enrichment

internal/server/tenant_api.go

@@ -294,10 +294,14 @@ func (s *Server) HandleEnrollConsume(w http.ResponseWriter, r *http.Request) {
 		Error     int    `json:"error"`
 		Message   string `json:"message"`
 		NodeID    int64  `json:"node_id"`
+		NodeUUID  string `json:"node_uuid"`
+		NodeName  string `json:"node_name"`
+		Alias     string `json:"alias"`
+		VirtualIP string `json:"virtual_ip"`
 		Secret    string `json:"node_secret"`
 		Tenant    int64  `json:"tenant_id"`
 		CreatedAt int64  `json:"created_at"`
-	}{0, "ok", cred.NodeID, cred.Secret, cred.TenantID, cred.CreatedAt}
+	}{0, "ok", cred.NodeID, cred.NodeUUID, cred.NodeName, cred.Alias, cred.VirtualIP, cred.Secret, cred.TenantID, cred.CreatedAt}
 	b, _ := json.Marshal(resp)
 	writeJSON(w, http.StatusOK, string(b))
 }