init

flake.nix

@@ -0,0 +1,24 @@
+{
+  description = "my advent of code 2023 exercises";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in rec {
+        devShells.default = pkgs.mkShell {
+          buildInputs = [
+            pkgs.go
+            pkgs.wgo
+            pkgs.semgrep
+            pkgs.gopls
+          ];
+          shellHook = ''
+            export GOPATH=$PWD/.go
+            export PATH=$GOPATH/bin:$PATH
+          '';
+        };
+      });
+}