first commit

app/api/generate/route.ts

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+import { NextRequest, NextResponse } from 'next/server';
+import { z } from 'zod';
+
+const GenerateSchema = z.object({
+  destination: z.string().min(2),
+  startDate: z.string(),
+  numDays: z.number().int().min(1).max(14),
+  budget: z.number().positive(),
+  currency: z.string(),
+  experienceMode: z.string(),
+  preferences: z.array(z.string()),
+});
+
+export async function POST(req: NextRequest) {
+  try {
+    const body = await req.json();
+    const data = GenerateSchema.parse(body);
+
+    // Stub response (Phase 3 will replace with real Geoapify + LLM)
+    const days = Array.from({ length: data.numDays }, (_, i) => ({
+      day: i + 1,
+      activities: [
+        {
+          time: '09:30',
+          title: `Highlight ${i + 1} (${data.experienceMode})`,
+          type: data.experienceMode === 'foodie' ? 'restaurant' : 'attraction',
+          cost: Math.round(data.budget / (data.numDays * 3)),
+        },
+        {
+          time: '13:30',
+          title: 'Recommended meal',
+          type: 'restaurant',
+          cost: 22,
+        },
+      ],
+    }));
+
+    return NextResponse.json({
+      tripId: 'trip_' + Date.now(),
+      destination: data.destination,
+      numDays: data.numDays,
+      experienceMode: data.experienceMode,
+      summary: `Stub plan for ${data.destination} — ${data.numDays} days in ${data.experienceMode} mode.`,
+      days,
+      estimatedCost: Math.round(data.budget * 0.82),
+    });
+  } catch (err) {
+    console.error(err);
+    return NextResponse.json({ error: 'Invalid input' }, { status: 400 });
+  }
+}

app/api/health/route.ts

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+import { NextResponse } from 'next/server';
+
+export async function GET() {
+  const envCheck = {
+    hasGeoapify: !!process.env.GEOAPIFY_API_KEY,
+    hasTicketmaster: !!process.env.TICKETMASTER_API_KEY,
+    hasLLM: !!process.env.LLM_API_KEY,
+    hasDb: !!process.env.DATABASE_URL,
+  };
+
+  return NextResponse.json({
+    status: 'ok',
+    env: envCheck,
+    timestamp: new Date().toISOString(),
+  });
+}