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/search/route.ts

@@ -0,0 +1,209 @@
+import { NextRequest, NextResponse } from "next/server";
+
+const USER_AGENT = "NutriScan/1.0 (https://nutriscan.com.br)";
+
+export async function GET(request: NextRequest) {
+  const searchParams = request.nextUrl.searchParams;
+  const query = searchParams.get("q");
+  const country = searchParams.get("country");
+  const page = searchParams.get("page") || "1";
+  const pageSize = searchParams.get("page_size") || "20";
+
+  if (!query) {
+    return NextResponse.json(
+      { error: "Query parameter is required" },
+      { status: 400 }
+    );
+  }
+
+  // Validar parâmetros
+  const pageNum = parseInt(page);
+  const pageSizeNum = parseInt(pageSize);
+
+  if (isNaN(pageNum) || pageNum < 1) {
+    return NextResponse.json(
+      { error: "Invalid page parameter" },
+      { status: 400 }
+    );
+  }
+
+  if (isNaN(pageSizeNum) || pageSizeNum < 1 || pageSizeNum > 50) {
+    return NextResponse.json(
+      { error: "Invalid page_size parameter (max 50)" },
+      { status: 400 }
+    );
+  }
+
+  const params = new URLSearchParams({
+    search_terms: query,
+    page_size: pageSize,
+    page: page,
+    json: "true",
+    fields: [
+      "code",
+      "product_name",
+      "brands",
+      "categories",
+      "ingredients_text",
+      "nutriments",
+      "nutrition_grades",
+      "nova_group",
+      "image_url",
+      "image_small_url",
+      "image_front_url",
+      "image_front_small_url",
+      "countries",
+      "countries_tags",
+      "allergens_tags",
+      "additives_tags",
+    ].join(","),
+  });
+
+  // Filtros básicos
+  if (country) {
+    params.append("countries_tags_en", country);
+  }
+
+  // Filtros de classificação nutricional
+  const nutritionGrades = searchParams.get("nutrition_grades");
+  if (nutritionGrades) {
+    params.append("nutrition_grades_tags", nutritionGrades);
+  }
+
+  const novaGroups = searchParams.get("nova_groups");
+  if (novaGroups) {
+    params.append("nova_groups", novaGroups);
+  }
+
+  // Filtros de categoria e marca
+  const categories = searchParams.get("categories");
+  if (categories) {
+    params.append("categories_tags", categories);
+  }
+
+  const brands = searchParams.get("brands");
+  if (brands) {
+    params.append("brands", brands);
+  }
+
+  // Filtros de alérgenos
+  const allergens = searchParams.get("allergens");
+  if (allergens) {
+    params.append("allergens_tags", allergens);
+  }
+
+  const excludeAllergens = searchParams.get("exclude_allergens");
+  if (excludeAllergens) {
+    params.append("exclude_allergens_tags", excludeAllergens);
+  }
+
+  // Filtros de aditivos
+  const additives = searchParams.get("additives");
+  if (additives) {
+    params.append("additives_tags", additives);
+  }
+
+  const excludeAdditives = searchParams.get("exclude_additives");
+  if (excludeAdditives) {
+    params.append("exclude_additives_tags", excludeAdditives);
+  }
+
+  const noAdditives = searchParams.get("no_additives");
+  if (noAdditives === "true") {
+    params.append("additives_tags", "without-additives");
+  }
+
+  // Filtros de países
+  const countries = searchParams.get("countries");
+  if (countries) {
+    params.append("countries_tags", countries);
+  }
+
+  // Filtros nutricionais (valores por 100g)
+  const nutritionFilters = [
+    "energy_min",
+    "energy_max",
+    "fat_min",
+    "fat_max",
+    "carbohydrates_min",
+    "carbohydrates_max",
+    "proteins_min",
+    "proteins_max",
+    "sugars_min",
+    "sugars_max",
+    "fiber_min",
+    "fiber_max",
+    "sodium_min",
+    "sodium_max",
+  ];
+
+  nutritionFilters.forEach((filter) => {
+    const value = searchParams.get(filter);
+    if (value) {
+      params.append(filter, value);
+    }
+  });
+
+  // Ordenação
+  const sortBy = searchParams.get("sort_by");
+  const sortOrder = searchParams.get("sort_order") || "asc";
+
+  if (sortBy) {
+    let sortField = "";
+    switch (sortBy) {
+      case "nutrition_grade":
+        sortField = "nutrition_grades";
+        break;
+      case "name":
+        sortField = "product_name";
+        break;
+      case "brand":
+        sortField = "brands";
+        break;
+      case "energy":
+        sortField = "nutriments.energy_100g";
+        break;
+      case "fat":
+        sortField = "nutriments.fat_100g";
+        break;
+      case "sugars":
+        sortField = "nutriments.sugars_100g";
+        break;
+      default:
+        sortField = "popularity";
+    }
+
+    if (sortField) {
+      params.append("sort_by", sortField);
+      params.append("sort_order", sortOrder);
+    }
+  }
+
+  try {
+    const response = await fetch(
+      `https://world.openfoodfacts.org/cgi/search.pl?${params.toString()}`,
+      {
+        headers: {
+          "User-Agent": USER_AGENT,
+          Accept: "application/json",
+        },
+      }
+    );
+
+    if (!response.ok) {
+      return NextResponse.json(
+        { error: "Erro ao buscar produtos" },
+        { status: response.status }
+      );
+    }
+
+    const data = await response.json();
+    return NextResponse.json(data);
+  } catch (error) {
+    console.error("Erro ao buscar produtos:", error);
+    return NextResponse.json(
+      { error: "Erro ao buscar produtos" },
+      { status: 500 }
+    );
+  }
+}