minecraft docker container should work?

configuration.nix

@@ -98,15 +98,14 @@
     pkgs.vim
   
     pkgs.arion
-
+    # Do install the docker CLI to talk to podman.
-   # Do install the docker CLI to talk to podman.
+    # Not needed when virtualisation.docker.enable = true;
-   # Not needed when virtualisation.docker.enable = true;
     pkgs.docker-client
   ];
 
   # List services that you want to enable:
 
-  networking.firewall.allowedTCPPorts = [ 80 443 22];
+  networking.firewall.allowedTCPPorts = [ 80 443 22 ];
 
   services.nginx = {
     enable = true;

flake.lock

@@ -1,5 +1,105 @@
 {
   "nodes": {
+    "arion": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "haskell-flake": "haskell-flake",
+        "hercules-ci-effects": "hercules-ci-effects",
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1709606645,
+        "narHash": "sha256-yObjAl8deNvx1uIfQn7/vkB9Rnr0kqTo1HVrsk46l30=",
+        "owner": "hercules-ci",
+        "repo": "arion",
+        "rev": "d2d48c9ec304ac80c84ede138b8c6f298d07d995",
+        "type": "github"
+      },
+      "original": {
+        "id": "arion",
+        "type": "indirect"
+      }
+    },
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": [
+          "arion",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1709336216,
+        "narHash": "sha256-Dt/wOWeW6Sqm11Yh+2+t0dfEWxoMxGBvv3JpIocFl9E=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "f7b3c975cf067e56e7cda6cb098ebe3fb4d74ca2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "flake-parts_2": {
+      "inputs": {
+        "nixpkgs-lib": [
+          "arion",
+          "hercules-ci-effects",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1701473968,
+        "narHash": "sha256-YcVE5emp1qQ8ieHUnxt1wCZCC3ZfAS+SRRWZ2TMda7E=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "34fed993f1674c8d06d58b37ce1e0fe5eebcb9f5",
+        "type": "github"
+      },
+      "original": {
+        "id": "flake-parts",
+        "type": "indirect"
+      }
+    },
+    "haskell-flake": {
+      "locked": {
+        "lastModified": 1675296942,
+        "narHash": "sha256-u1X1sblozi5qYEcLp1hxcyo8FfDHnRUVX3dJ/tW19jY=",
+        "owner": "srid",
+        "repo": "haskell-flake",
+        "rev": "c2cafce9d57bfca41794dc3b99c593155006c71e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "srid",
+        "ref": "0.1.0",
+        "repo": "haskell-flake",
+        "type": "github"
+      }
+    },
+    "hercules-ci-effects": {
+      "inputs": {
+        "flake-parts": "flake-parts_2",
+        "nixpkgs": [
+          "arion",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1708547820,
+        "narHash": "sha256-xU/KC1PWqq5zL9dQ9wYhcdgxAwdeF/dJCLPH3PNZEBg=",
+        "owner": "hercules-ci",
+        "repo": "hercules-ci-effects",
+        "rev": "0ca27bd58e4d5be3135a4bef66b582e57abe8f4a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "hercules-ci-effects",
+        "type": "github"
+      }
+    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -24,18 +124,34 @@
       "locked": {
         "lastModified": 1709479366,
         "narHash": "sha256-n6F0n8UV6lnTZbYPl1A9q1BS0p4hduAv1mGAP17CVd0=",
-        "owner": "nixos",
+        "owner": "NixOS",
         "repo": "nixpkgs",
         "rev": "b8697e57f10292a6165a20f03d2f42920dfaf973",
         "type": "github"
       },
       "original": {
-        "owner": "nixos",
+        "owner": "NixOS",
         "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
+    "nixpkgs-23-11": {
+      "locked": {
+        "lastModified": 1709569716,
+        "narHash": "sha256-iOR44RU4jQ+YPGrn+uQeYAp7Xo7Z/+gT+wXJoGxxLTY=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "617579a787259b9a6419492eaac670a5f7663917",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-23.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs-stable": {
       "locked": {
         "lastModified": 1709428628,
@@ -53,6 +169,22 @@
       }
     },
     "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1709479366,
+        "narHash": "sha256-n6F0n8UV6lnTZbYPl1A9q1BS0p4hduAv1mGAP17CVd0=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "b8697e57f10292a6165a20f03d2f42920dfaf973",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_3": {
       "locked": {
         "lastModified": 1709356872,
         "narHash": "sha256-mvxCirJbtkP0cZ6ABdwcgTk0u3bgLoIoEFIoYBvD6+4=",
@@ -70,14 +202,16 @@
     },
     "root": {
       "inputs": {
+        "arion": "arion",
         "home-manager": "home-manager",
-        "nixpkgs": "nixpkgs",
+        "nixpkgs": "nixpkgs_2",
+        "nixpkgs-23-11": "nixpkgs-23-11",
         "sops-nix": "sops-nix"
       }
     },
     "sops-nix": {
       "inputs": {
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs_3",
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {

flake.nix

@@ -2,20 +2,27 @@
   description = "NixOS configuration";
 
   inputs = {
-    
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
     home-manager.url = "github:nix-community/home-manager";
     home-manager.inputs.nixpkgs.follows = "nixpkgs";
     sops-nix.url = "github:Mic92/sops-nix";
+    nixpkgs-23-11.url = "github:nixos/nixpkgs/nixos-23.11";
   };
 
-  outputs = inputs@{ nixpkgs, home-manager, sops-nix, ... }: {
+  outputs = inputs@{ nixpkgs, nixpkgs-23-11, home-manager, sops-nix, arion, ... }: {
     nixosConfigurations = {
       rackserver = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
           ./configuration.nix
           sops-nix.nixosModules.sops
+         
+          # https://github.com/hercules-ci/arion/issues/230
+          ({pkgs, ...}: 
+          {
+            nixpkgs.overlays = [ (final: prev: { arion = nixpkgs-23-11.legacyPackages.x86_64-linux.arion; }) ];
+          })
+
           home-manager.nixosModules.home-manager
           {
             home-manager.useGlobalPkgs = true;

users/arion-compose.nix

@@ -3,13 +3,14 @@
   project.name = "minecraft";
   services = {
     mc = {
-      service.image = "itzg/minecraft-server";
+      service.image = "itzg/minecraft-server:latest";
       service.volumes = [ "${toString ./.}/data:/data" ];
-      service.ports = [ "25564:25565" ];
+      service.ports = [ "25565:25565" ];
       service.environment = {
         EULA = "true";
         MOD_PLATFORM = "AUTO_CURSEFORGE";
-        CF_API_KEY = "$2a$10$BiefeMHCHbPFjXkIwpHk/.LvfbKaohRF7HcB3PF8oJtVAI/PfMpwe"; # free API key <3
+        # https://stackoverflow.com/questions/49897503/
+        CF_API_KEY = "$$2a$$10$$BiefeMHCHbPFjXkIwpHk/.LvfbKaohRF7HcB3PF8oJtVAI/PfMpwe"; # free API key <3
         CF_FORCE_SYNCHRONIZE = "true";
         CF_PAGE_URL = "https://www.curseforge.com/minecraft/modpacks/valhelsia-6/files/5135030";
         MEMORY = "16G";