diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..cc5c8c8
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1759381078,
+        "narHash": "sha256-gTrEEp5gEspIcCOx9PD8kMaF1iEmfBcTbO0Jag2QhQs=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "7df7ff7d8e00218376575f0acdcc5d66741351ee",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..8ba246d
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,19 @@
+{
+  description = "A very basic flake";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs = { self, nixpkgs }:
+  let
+    systems = [
+      "x86_64-linux"
+    ];
+    forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);
+  in {
+    devShells = forAllSystems (system: {
+      default = nixpkgs.legacyPackages.${system}.callPackage ./shell.nix { };
+    });
+  };
+}
diff --git a/growth/.godot/.gdignore b/growth/.godot/.gdignore
deleted file mode 100644
index 8b13789..0000000
--- a/growth/.godot/.gdignore
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/growth/.godot/editor/filesystem_cache10 b/growth/.godot/editor/filesystem_cache10
deleted file mode 100644
index b4e9243..0000000
--- a/growth/.godot/editor/filesystem_cache10
+++ /dev/null
@@ -1,3 +0,0 @@
-63f7b34db8d8cdea90c76aacccf841ec
-::res://::1759516189
-icon.svg::CompressedTexture2D::7084668747361954425::1759516186::1759516190::1::::<><><>0<>0<>1fe9fef07f950d3add9f24f9bef7cd69<>res://.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.ctex::
diff --git a/growth/.godot/editor/project_metadata.cfg b/growth/.godot/editor/project_metadata.cfg
deleted file mode 100644
index bdfc200..0000000
--- a/growth/.godot/editor/project_metadata.cfg
+++ /dev/null
@@ -1,7 +0,0 @@
-[game_view]
-
-select_mode=0
-
-[editor_metadata]
-
-executable_path="/nix/store/yqqvihfy848d915i4smr0car5x0akx3l-godot-4.5-stable/libexec/godot.linuxbsd.editor.x86_64"
diff --git a/growth/.godot/global_script_class_cache.cfg b/growth/.godot/global_script_class_cache.cfg
deleted file mode 100644
index 32c2394..0000000
--- a/growth/.godot/global_script_class_cache.cfg
+++ /dev/null
@@ -1 +0,0 @@
-list=[]
diff --git a/growth/.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.ctex b/growth/.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.ctex
deleted file mode 100644
index 6e1d156..0000000
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diff --git a/growth/.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.md5 b/growth/.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.md5
deleted file mode 100644
index 49879df..0000000
--- a/growth/.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.md5
+++ /dev/null
@@ -1,3 +0,0 @@
-source_md5="a16f2eed1b4496c4abf03d329708ba09"
-dest_md5="b48bef1f2eefdd190e0a3e60a6188d75"
-
diff --git a/growth/.godot/shader_cache/CanvasShaderGLES3/f1645372f02492182915ea1217fa3432c00e5877c0b1fabfb89e384b2fc4ec33/6bb7c9a2fd1c4a8fa77cb96555b9b4a720209981.cache b/growth/.godot/shader_cache/CanvasShaderGLES3/f1645372f02492182915ea1217fa3432c00e5877c0b1fabfb89e384b2fc4ec33/6bb7c9a2fd1c4a8fa77cb96555b9b4a720209981.cache
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diff --git a/growth/.godot/uid_cache.bin b/growth/.godot/uid_cache.bin
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diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..8fe7b61
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,9 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+pkgs.mkShell {
+  nativeBuildInputs = with pkgs; [
+    godot_4_5
+    blender
+    pixelorama
+  ];
+}