I think my flake needs a complete rewrite

modules/system/services/common/ssh/default.nix

@@ -0,0 +1,16 @@
+{ ... }:
+{
+  imports = [
+    ./fail2ban
+  ];
+
+  services.openssh = {
+    enable = true;
+    settings = {
+      PermitRootLogin = "no";
+      PrintLastLog = "no";
+      PasswordAuthentication = false;
+      UsePAM = false;
+    };
+  };
+}

modules/system/services/common/ssh/fail2ban/default.nix

@@ -0,0 +1,9 @@
+{ outputs, ... }:
+{
+  services.fail2ban = {
+    enable = true;
+    maxretry = 5;
+    bantime = "5m";
+    ignoreIP = [ "${outputs.ips.localSpan}.0/24" ];
+  };
+}