Clean up eustachius config

hosts/eustachius/default.nix

@@ -55,11 +55,7 @@
     neovim
     curl
     wget
-    bind
-    iptables
-    python3
-    nodejs
-    docker-compose
+    # docker-compose
   ];
 
   services.openssh = {
@@ -67,45 +63,23 @@
     settings.PermitRootLogin = "yes";
   };
 
-  # Some sample service.
-  # Use dnsmasq as internal LAN DNS resolver.
-  services.dnsmasq = {
-    enable = false;
-    settings.servers = ["8.8.8.8" "8.8.4.4" "1.1.1.1"];
-    settings.extraConfig = ''
-      address=/fenrir.test/192.168.100.6
-      address=/recalune.test/192.168.100.7
-      address=/eth.nixpi.test/192.168.100.3
-      address=/wlan.nixpi.test/192.168.100.4
-    '';
+  services.restic.server = {
+    enable = true;
+    dataDir = "/mnt/backups";
+    extraFlags = ["--no-auth"];
+  };
+
+  services.tailscale = {
+    enable = true;
+    useRoutingFeatures = "server";
   };
 
   virtualisation.docker.enable = true;
 
   networking.firewall.enable = false;
 
-  # WiFi
-  hardware = {
-    enableRedistributableFirmware = true;
-    firmware = [pkgs.wireless-regdb];
-  };
   # Networking
-  networking = {
-    # useDHCP = true;
-    interfaces.wlan0 = {
-      useDHCP = false;
-      ipv4.addresses = [
-        {
-          # I used static IP over WLAN because I want to use it as local DNS resolver
-          address = "192.168.1.4";
-          prefixLength = 24;
-        }
-      ];
-    };
-    interfaces.eth0 = {
-      useDHCP = true;
-    };
-  };
+  networking.useDHCP = true;
 
   # forwarding
   boot.kernel.sysctl = {