add restart to dnsmasq

modules/homelab/dnsmasq/default.nix

@@ -41,6 +41,13 @@ in {
       };
     };
 
+    systemd.services.dnsmasq.serviceConfig = {
+      Restart = "on-failure";
+      RestartSec = "5s";
+      StartLimitIntervalSec = 60;
+      StartLimitBurst = 10;
+    };
+
     # open firewall
     networking.firewall.allowedTCPPorts = [ cfg.port ];
     networking.firewall.allowedUDPPorts = [ cfg.port ];