More app directory refactoring

apps/leafcutter/app/api/visualizations/update/route.ts

@@ -0,0 +1,22 @@
+import { NextRequest, NextResponse } from "next/server";
+import { getServerSession } from "next-auth";
+import { authOptions } from "@/app/_lib/auth";
+import { updateUserVisualization } from "@/app/_lib/opensearch";
+
+const handler = async (req: NextRequest) => {
+    const session = await getServerSession(authOptions);
+    const { user: { email } }: any = session;
+    const { id, title, description, query } = await req.json();
+    await updateUserVisualization({
+        email,
+        id,
+        title,
+        description,
+        query
+    });
+
+    return NextResponse.json({ id });
+};
+
+export default handler;
+