feat: implement flexible feeding intervals and fix layout alignment

app/api/plan/route.ts

@@ -4,7 +4,7 @@ import prisma from '@/lib/prisma';
 export async function POST(req: Request) {
     try {
         const body = await req.json();
-        const { title, startDate, endDate, password, instructions } = body;
+        const { title, startDate, endDate, password, instructions, feedingPerDay, feedingInterval, litterInterval } = body;
 
         if (!title || !startDate || !endDate || !password) {
             return NextResponse.json({ error: 'Missing required fields' }, { status: 400 });
@@ -17,6 +17,9 @@ export async function POST(req: Request) {
                 endDate: new Date(endDate),
                 password,
                 instructions,
+                feedingPerDay: feedingPerDay ? parseInt(feedingPerDay) : undefined,
+                feedingInterval: feedingInterval ? parseInt(feedingInterval) : undefined,
+                litterInterval: litterInterval ? parseInt(litterInterval) : undefined,
             },
         });