Implement multi-user WhatsApp notifications and settings UI

app/api/users/profile/route.ts

@@ -0,0 +1,38 @@
+import { NextResponse } from "next/server";
+import { auth } from "@/auth";
+import { prisma } from "@/lib/prisma";
+
+export async function GET() {
+  const session = await auth();
+  if (!session) return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
+
+  const user = await prisma.user.findUnique({
+    where: { id: session.user.id }
+  });
+
+  return NextResponse.json(user);
+}
+
+export async function PATCH(req: Request) {
+  const session = await auth();
+  if (!session) return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
+
+  try {
+    const body = await req.json();
+    const { telegramId, telegramEnabled, whatsappNumber, whatsappEnabled } = body;
+
+    const user = await prisma.user.update({
+      where: { id: session.user.id },
+      data: {
+        telegramId,
+        telegramEnabled,
+        whatsappNumber,
+        whatsappEnabled
+      }
+    });
+
+    return NextResponse.json(user);
+  } catch (error: any) {
+    return NextResponse.json({ error: error.message }, { status: 500 });
+  }
+}