feat(ui): enhance footer with NutriScan branding and fix database path

- Redesigned Footer.tsx with comprehensive layout including brand section, navigation links, social media icons, and contact info to improve user engagement and brand visibility
- Updated DATABASE_URL in .env to correct Prisma database path for proper configuration and connectivity
- Updated dependencies to support new UI components and ensure compatibility with enhanced features

app/api/products/[barcode]/route.ts

@@ -0,0 +1,55 @@
+import { NextRequest, NextResponse } from "next/server";
+
+const USER_AGENT = "NutriScan/1.0 (https://nutriscan.com.br)";
+
+export async function GET(
+  request: NextRequest,
+  { params }: { params: { barcode: string } }
+) {
+  const { barcode } = params;
+
+  // Validar código de barras
+  const cleanBarcode = barcode.replace(/\D/g, "");
+  if (cleanBarcode.length < 8 || cleanBarcode.length > 13) {
+    return NextResponse.json(
+      { error: "Código de barras inválido" },
+      { status: 400 }
+    );
+  }
+
+  try {
+    const response = await fetch(
+      `https://world.openfoodfacts.org/api/v2/product/${cleanBarcode}.json`,
+      {
+        headers: {
+          "User-Agent": USER_AGENT,
+          Accept: "application/json",
+        },
+      }
+    );
+
+    if (!response.ok) {
+      return NextResponse.json(
+        { error: "Produto não encontrado" },
+        { status: 404 }
+      );
+    }
+
+    const data = await response.json();
+
+    if (data.status === 0) {
+      return NextResponse.json(
+        { error: "Produto não encontrado" },
+        { status: 404 }
+      );
+    }
+
+    return NextResponse.json(data.product);
+  } catch (error) {
+    console.error("Erro ao buscar produto:", error);
+    return NextResponse.json(
+      { error: "Erro ao buscar produto" },
+      { status: 500 }
+    );
+  }
+}