diff --git a/express/build.sh b/express/build.sh
new file mode 100644
index 0000000..134b2df
--- /dev/null
+++ b/express/build.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+set -eu
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+cd "$DIR"
+
+# outfile="dist/index-$(date +%s).js"
+outfile="dist/index.js"
+
+../cmd pnpm ncc build ./app.ts -o "$outfile"