Feat: Genre system with per-genre daily puzzles

app/api/genres/route.ts

@@ -0,0 +1,59 @@
+import { NextResponse } from 'next/server';
+import { PrismaClient } from '@prisma/client';
+
+const prisma = new PrismaClient();
+
+export async function GET() {
+    try {
+        const genres = await prisma.genre.findMany({
+            orderBy: { name: 'asc' },
+            include: {
+                _count: {
+                    select: { songs: true }
+                }
+            }
+        });
+        return NextResponse.json(genres);
+    } catch (error) {
+        console.error('Error fetching genres:', error);
+        return NextResponse.json({ error: 'Internal Server Error' }, { status: 500 });
+    }
+}
+
+export async function POST(request: Request) {
+    try {
+        const { name } = await request.json();
+
+        if (!name || typeof name !== 'string') {
+            return NextResponse.json({ error: 'Invalid name' }, { status: 400 });
+        }
+
+        const genre = await prisma.genre.create({
+            data: { name: name.trim() },
+        });
+
+        return NextResponse.json(genre);
+    } catch (error) {
+        console.error('Error creating genre:', error);
+        return NextResponse.json({ error: 'Internal Server Error' }, { status: 500 });
+    }
+}
+
+export async function DELETE(request: Request) {
+    try {
+        const { id } = await request.json();
+
+        if (!id) {
+            return NextResponse.json({ error: 'Missing id' }, { status: 400 });
+        }
+
+        await prisma.genre.delete({
+            where: { id: Number(id) },
+        });
+
+        return NextResponse.json({ success: true });
+    } catch (error) {
+        console.error('Error deleting genre:', error);
+        return NextResponse.json({ error: 'Internal Server Error' }, { status: 500 });
+    }
+}