diff --git a/shells/werkraum-media/htt-shell.nix b/shells/werkraum-media/htt-shell.nix
new file mode 100644
index 0000000..405edc2
--- /dev/null
+++ b/shells/werkraum-media/htt-shell.nix
@@ -0,0 +1,29 @@
+{ pkgs ? import <nixpkgs> { } }:
+
+let
+  compileAssets = pkgs.writeShellApplication {
+    name = "compileAssets";
+    runtimeInputs = [
+      pkgs.nodejs-16_x
+      pkgs.nodePackages.npm
+    ];
+    text = ''
+      rm -f "$PROJECT_ROOT/packages/sitepackage/Resources/Public/Stylesheets/main.css"
+      rm -rf "$PROJECT_ROOT/packages/sitepackage/Resources/Public/JavaScripts/main.js"
+      rm -rf "$PROJECT_ROOT/.build/node_modules/"
+      npm ci --prefix="$PROJECT_ROOT/.build/"
+      npm run build --prefix="$PROJECT_ROOT/.build/"
+    '';
+  };
+
+in pkgs.mkShell {
+  name = "TYPO3Website";
+  buildInputs = [
+    compileAssets
+    pkgs.nodejs-16_x
+  ];
+
+  shellHook = ''
+    export PROJECT_ROOT="$(pwd)"
+  '';
+}