diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..3ea4be9
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,82 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1735471104,
+        "narHash": "sha256-0q9NGQySwDQc7RhAV2ukfnu7Gxa5/ybJ2ANT8DQrQrs=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "88195a94f390381c6afcdaa933c2f6ff93959cb4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1735871325,
+        "narHash": "sha256-6Ta5E4mhSfCP6LdkzkG2+BciLOCPeLKuYTJ6lOHW+mI=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "a599f011db521766cbaf7c2f5874182485554f00",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..b98a041
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,59 @@
+{
+  description = "FlexAuth - inhouse-auth";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs = {
+        nixpkgs.follows = "nixpkgs";
+        flake-utils.follows = "flake-utils";
+      };
+    };
+  };
+
+  outputs = { self, nixpkgs, flake-utils, rust-overlay }: 
+  flake-utils.lib.eachDefaultSystem (system:
+    let
+      # name = "FlexAuth";
+      # src = ./.;
+      overlays = [ (import rust-overlay) ];
+      pkgs = import nixpkgs {
+            inherit system overlays;
+      };
+    in
+    with pkgs;
+        {
+          devShells.default = mkShell {
+            nativeBuildInputs = [
+              rust-bin.stable.latest.default
+              openssl_1_1
+              pkg-config
+            ];
+
+            buildInputs = [
+              openssl_1_1
+              pkg-config 
+              zlib 
+            ];
+
+            CARGO_HOME = "${pkgs.writeTextDir "cargo-home" ""}";
+            OPENSSL_DIR = "${openssl_1_1}";
+          };
+
+          packages.default = pkgs.rustPlatform.buildRustPackage {
+            pname = "inhouse-auth";
+            version = "0.1.0";
+            src = ./.;
+
+            nativeBuildInputs = [
+              openssl
+              pkg-config
+            ];
+
+            cargoHash = "sha256-wZ5q6Ghkr9/14cLZqASlPZZI4pktxmHy0BxOmzIbrMM=";
+          };
+        }
+  );
+}