tested real proxmox connection

--> passed

backend/internal/vm/handler.go

@@ -68,6 +68,9 @@ func (h Handler) ListProjectVMs(w http.ResponseWriter, r *http.Request) {
 		writeError(w, http.StatusNotFound, "project_not_found")
 		return
 	}
+	if vms == nil {
+		vms = []VM{}
+	}
 
 	writeJSON(w, http.StatusOK, map[string][]VM{"data": vms})
 }