add firewall for docker

systems/palatine-hill/firewall.nix

@@ -0,0 +1,10 @@
+{ ... }:
+
+{
+  networking.firewall.allowedTCPPorts = [
+    8081
+    8082
+    8443
+  ];
+
+}

users/alice/home.nix

@@ -137,6 +137,7 @@
             "system"
             "nix"
             "shell"
+            "poetry"
           ];
         };
       };