flake: Initialise new repository

modules/nixos/minecraft.nix

@@ -0,0 +1,36 @@
+{ lib, ... }:
+{
+  containers.minecraft = {
+    autoStart = true;
+
+    bindMounts = {
+      "/var/lib/minecraft" = {
+        hostPath = "/mnt/sdb1/minecraft";
+        isReadOnly = false;
+      };
+    };
+
+    config = {
+      nixpkgs.config.allowUnfreePredicate =
+        pkg:
+        builtins.elem (lib.getName pkg) [
+          "minecraft-server"
+        ];
+
+      services = {
+        minecraft-server = {
+          enable = true;
+          eula = true;
+        };
+
+        tailscale = {
+          enable = true;
+          useRoutingFeatures = "server";
+          interfaceName = "userspace-networking";
+        };
+      };
+
+      system.stateVersion = "24.05";
+    };
+  };
+}