add devshell for terraform

Author: Mic92

flake.nix

@@ -26,6 +26,7 @@
         ./src/flake-module.nix
         ./tests/flake-module.nix
         ./docs/flake-module.nix
+        ./terraform/flake-module.nix
         # allow to disable treefmt in downstream flakes
       ] ++ inputs.nixpkgs.lib.optional (inputs.treefmt-nix ? flakeModule) ./treefmt/flake-module.nix;
 

terraform/.envrc

@@ -0,0 +1 @@
+use flake .#terraform

terraform/flake-module.nix

@@ -0,0 +1,26 @@
+{
+  perSystem = { pkgs, ... }: {
+    devShells.terraform = pkgs.mkShell {
+      buildInputs = with pkgs; [
+        terraform-docs
+        (opentofu.withPlugins (p: [
+          p.tls
+          p.hcloud
+          p.local
+          p.external
+          p.null
+        ]))
+      ];
+
+      shellHook = ''
+        echo "🚀 Terraform development environment"
+        echo "Available tools:"
+        echo "  - terraform-docs"
+        echo "  - opentofu"
+        echo ""
+        echo "To run tests: cd terraform/tests && tofu test"
+        echo "To update docs: cd terraform && ./update-docs.sh"
+      '';
+    };
+  };
+}