diff --git a/e2e/e2e-probe-1787028795880.ts b/e2e/e2e-probe-1787028795880.ts
new file mode 100644
index 0000000..7254650
--- /dev/null
+++ b/e2e/e2e-probe-1787028795880.ts
@@ -0,0 +1,4 @@
+export function lookup(map: Record<string, string> | null, key: string): string {
+  const value = map[key];
+  return value.toUpperCase();
+}