Initial commit

flake.nix

@@ -0,0 +1,58 @@
+{
+  inputs = {
+    nixpkgs.url = "github:cachix/devenv-nixpkgs/rolling";
+    systems.url = "github:nix-systems/default";
+    devenv.url = "github:cachix/devenv";
+    devenv.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  nixConfig = {
+    extra-trusted-public-keys = "devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw=";
+    extra-substituters = "https://devenv.cachix.org";
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      devenv,
+      systems,
+      ...
+    }@inputs:
+    let
+      forEachSystem = nixpkgs.lib.genAttrs (import systems);
+    in
+    {
+      packages = forEachSystem (system: {
+        devenv-up = self.devShells.${system}.default.config.procfileScript;
+        devenv-test = self.devShells.${system}.default.config.test;
+      });
+
+      devShells = forEachSystem (
+        system:
+        let
+          pkgs = nixpkgs.legacyPackages.${system};
+        in
+        {
+          default = devenv.lib.mkShell {
+            inherit inputs pkgs;
+            modules = [
+              {
+                # https://devenv.sh/reference/options/
+                packages = [
+                  pkgs.mill
+                  pkgs.kafkactl
+                ];
+
+                services = {
+                  kafka.enable = true;
+                  mongodb.enable = true;
+                };
+
+              }
+            ];
+          };
+        }
+      );
+    };
+}