Update homserver config

systems/homeserver.nix

@@ -7,20 +7,30 @@
         ./persist/homeserver.nix
         ../sets/meta/sysadmin.nix
         ../packages/vim/package.nix
+        ../packages/nginx/homeserver.nix
+        ../packages/syncthing/homeserver.nix
     ];
 
-    boot.loader = {
-        efi = {
-            canTouchEfiVariables = true;
+    boot = {
+        loader = {
+            efi = {
+                canTouchEfiVariables = true;
+            };
+            grub = {
+                enable = true;
+                efiSupport = true;
+                device = "nodev";
+            };
         };
-        grub = {
-            enable = true;
-            efiSupport = true;
-            device = "nodev";
+
+        kernel = {
+            sysctl."net.ipv6.conf.eth0.disable_ipv6" = true;
         };
     };
 
     networking = {
+        hostName = "homeserver";
+        enableIPv6 = false;
         hostId = "95f846dc";
         interfaces = {
             eno1.ipv4.addresses = [{
@@ -34,5 +44,16 @@
 
     console = {
         keyMap = "uk";
+        nameservers = [ "1.1.1.1" "8.8.8.8" ];
+        defaultGateway = "192.168.2.1";
+        firewall = {
+            enable = true;
+            allowedTCPPorts = [ 22 ]; 
+        };
+    };
+
+    # To not mess up SSH sessions from weird terminals
+    environment.sessionVariables = rec {
+        TERM = "xterm";
     };
 }