diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..3550a30
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/.gitignore b/.gitignore
index 6bc45b9..2197a5d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,6 @@
+.direnv/
 */**/a.out
 */**/*.o
+libasm.a
+out
+tester
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..8673494
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1751274312,
+        "narHash": "sha256-/bVBlRpECLVzjV19t5KMdMFWSwKLtb5RyXdjz3LJT+g=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "50ab793786d9de88ee30ec4e4c24fb4236fc2674",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-24.11",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..7a335fe
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,28 @@
+{
+  description = "a test development environment for python";
+
+  inputs = {
+
+    nixpkgs = {
+      url = "nixpkgs/nixos-24.11";
+      flake = false;
+	};
+
+  };
+
+  outputs = inputs@{ nixpkgs, ... }:
+	{
+    devShell = {
+      x86_64-linux = let
+        pkgs = import nixpkgs { system = "x86_64-linux"; };
+      in pkgs.mkShell {
+        packages = with pkgs; [
+          gcc nasm gnumake
+        ];
+        shellHook = ''
+          echo -e "\x1B[0;33mentering libasm environment...\x1B[0m"
+        '';
+      };
+    };
+  };
+}