Initial open source release

app/api/topics/[id]/route.ts

@@ -0,0 +1,18 @@
+import { NextRequest, NextResponse } from 'next/server';
+import { getTopicDetail } from '@/lib/topics';
+
+export const dynamic = 'force-dynamic';
+
+export async function GET(
+  _req: NextRequest,
+  ctx: { params: Promise<{ id: string }> },
+) {
+  const { id } = await ctx.params;
+  const numId = Number(id);
+  if (!Number.isInteger(numId) || numId <= 0) {
+    return NextResponse.json({ ok: false, error: 'invalid id' }, { status: 400 });
+  }
+  const detail = await getTopicDetail(numId);
+  if (!detail) return NextResponse.json({ ok: false, error: 'not found' }, { status: 404 });
+  return NextResponse.json({ ok: true, ...detail });
+}