try to start ubuntu

nixos/firewall.nix

@@ -1,3 +1,3 @@
 {pkgs, ...}: {
-  networking.firewall.allowedTCPPorts = [80 22 443 8009];
+  networking.firewall.allowedTCPPorts = [80 22 443 8009 222];
 }

nixos/linux.nix

@@ -110,14 +110,15 @@ in {
     backend = "docker";
 
     containers = {
-      "hello" = {
-        autoStart = true;
-        image = "nginxdemos/hello";
-        #user = "root:jellyfin";
-        volumes = [
-        ];
-        ports = ["8081:80"];
-      };
+      # Example:
+      # "hello" = {
+      #   autoStart = true;
+      #   image = "nginxdemos/hello";
+      #   #user = "root:jellyfin";
+      #   volumes = [
+      #   ];
+      #   ports = ["8081:80"];
+      # };
 
       "navidrome" = {
         autoStart = true;
@@ -142,7 +143,6 @@ in {
       "webdav" = {
         autoStart = true;
         image = "dgraziotin/nginx-webdav-nononsense";
-        #user = "root:jellyfin";
         volumes = [
           "/mnt/webdav/data:/data"
           "/mnt/webdav/config:/config"
@@ -158,6 +158,14 @@ in {
         };
         ports = ["8082:80"];
       };
+
+      "ubuntu" = {
+        autoStart = true;
+        image = "quineglobal/ubuntu-with-ssh";
+        volumes = [ ];
+        environment = {};
+        ports = ["222:22"];
+      };
     };
   };