Initial commit

flake.nix

@@ -0,0 +1,49 @@
+{
+  description = "An opinionated Nixos Mailsystem";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.11";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    flake-parts.inputs.nixpkgs-lib.follows = "nixpkgs";
+    pre-commit-hooks-nix.url = "github:cachix/git-hooks.nix";
+    pre-commit-hooks-nix.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    flake-parts,
+    ...
+  } @ inputs:
+    flake-parts.lib.mkFlake {inherit inputs;} {
+      systems = [
+        "x86_64-linux"
+        "aarch64-linux"
+      ];
+      imports = [
+        inputs.pre-commit-hooks-nix.flakeModule
+      ];
+
+      perSystem = {
+        config,
+        self',
+        inputs',
+        pkgs,
+        system,
+        ...
+      }: {
+        devShells.default = pkgs.mkShell {
+          packages = with pkgs; [
+            alejandra
+          ];
+          shellHook = ''
+            ${config.pre-commit.installationScript}
+          '';
+        };
+
+        pre-commit.settings.hooks = {
+          alejandra.enable = true;
+        };
+      };
+    };
+}