try gitea container

hosts/fw.cloonar.com/modules/gitea.nix

@@ -98,7 +98,9 @@ in
   # };
 
   containers.gitea = {
+    extraFlags = [ "-U" ];
     autoStart = true;
+    empheral = true;
     privateNetwork = true;
     hostBridge = "server";
     localAddress = "10.42.97.2/24";
@@ -154,6 +156,7 @@ in
       system.stateVersion = "23.05";
 
       networking = {
+        interfaces."eth0".useDHCP = true;
         firewall = {
           enable = true;
           allowedTCPPorts = [ 22 80 443 ];