diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..1d953f4
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use nix
diff --git a/.gitignore b/.gitignore
index 81c9c87..b7559f6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,7 @@
 main.key
 
 # Helm Chart files
-charts/
\ No newline at end of file
+charts/
+
+# Nix and local environment files
+.direnv/
diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..88f17ad
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,15 @@
+{ pkgs ? import <nixpkgs> {} }:
+pkgs.mkShell {
+  name = "infra-shell";
+
+
+  buildInputs = with pkgs; [
+    kubeseal
+    yq
+    jq
+  ];
+
+  env = {
+  };
+
+}