{"id":9745,"date":"2026-06-01T15:24:42","date_gmt":"2026-06-01T06:24:42","guid":{"rendered":"https:\/\/fastcoding.jp\/blog\/?p=9745"},"modified":"2026-06-01T15:24:48","modified_gmt":"2026-06-01T06:24:48","slug":"ai-nextjs-app-router-design","status":"publish","type":"post","link":"https:\/\/fastcoding.jp\/blog\/all\/frontend\/ai-nextjs-app-router-design\/","title":{"rendered":"AI\u99c6\u52d5\u958b\u767a\u3067Next.js App Router\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u8a2d\u8a08\u3092\u7206\u901f\u5316\u3059\u308b"},"content":{"rendered":"
\n

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\u3053\u308c\u3001Next.js\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u8a2d\u8a08\u306b\u305d\u306e\u307e\u307e\u5f53\u3066\u306f\u307e\u308b\u8a71\u3060\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/small><\/p>\n\n\n\n

Next.js 13\u4ee5\u964d\u306eApp Router\u3067\u306f\u3001Server Components\u3068Client Components\u3092\u4f7f\u3044\u5206\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u300c\u4f7f\u3044\u5206\u3051\u300d\u304c\u306a\u304b\u306a\u304b\u5384\u4ecb\u3067\u3001\u4f55\u3092\u30b5\u30fc\u30d0\u30fc\u306b\u7f6e\u3044\u3066\u4f55\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u7f6e\u304f\u304b\u306e\u5224\u65ad\u3092\u9593\u9055\u3048\u308b\u3068\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u60aa\u304f\u306a\u3063\u305f\u308a\u3001\u305d\u3082\u305d\u3082\u30d3\u30eb\u30c9\u304c\u901a\u3089\u306a\u304b\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

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Server Components\u3068Client Components\u3001\u4f55\u304c\u60a9\u307e\u3057\u3044\u306e\u304b<\/h2>\n\n\n\n

App Router\u306e\u57fa\u672c\u30eb\u30fc\u30eb\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n

    \n
  • \u30c7\u30d5\u30a9\u30eb\u30c8\u306fServer Component\uff08\u30b5\u30fc\u30d0\u30fc\u3067\u5b9f\u884c\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306bJavaScript\u3092\u9001\u3089\u306a\u3044\uff09<\/li>\n
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    Next.js App Router\uff08TypeScript\uff09\u3067\u5546\u54c1\u8a73\u7d30\u30da\u30fc\u30b8\u3092\u8a2d\u8a08\u3057\u307e\u3059\u3002\n\u4ee5\u4e0b\u306e\u8981\u4ef6\u306b\u57fa\u3065\u3044\u3066\u3001Server Components\u3068Client Components\u306e\n\u5883\u754c\u3092\u63d0\u6848\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n\n\u3010\u30c7\u30fc\u30bf\u3011\n- \u5546\u54c1\u60c5\u5831\uff08\u540d\u524d\u3001\u4fa1\u683c\u3001\u8aac\u660e\u3001\u753b\u50cfURL\u914d\u5217\uff09\u306fAPI\u304b\u3089\u53d6\u5f97\n- \u30ec\u30d3\u30e5\u30fc\u4e00\u89a7\u306fAPI\u304b\u3089\u53d6\u5f97\uff08\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3042\u308a\uff09\n- \u30ab\u30fc\u30c8\u306e\u72b6\u614b\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u3067\u7ba1\u7406\uff08zustand\uff09\n\n\u3010\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u3011\n- \u753b\u50cf\u30ae\u30e3\u30e9\u30ea\u30fc\uff1a\u30b5\u30e0\u30cd\u30a4\u30eb\u30af\u30ea\u30c3\u30af\u3067\u30e1\u30a4\u30f3\u753b\u50cf\u5207\u66ff\n- \u6570\u91cf\u9078\u629e\uff1a\u30d7\u30eb\u30c0\u30a6\u30f3\u30671\u301c10\u3092\u9078\u629e\n- \u30ab\u30fc\u30c8\u306b\u5165\u308c\u308b\u30dc\u30bf\u30f3\uff1a\u30af\u30ea\u30c3\u30af\u3067zustand\u306e\u30b9\u30c8\u30a2\u306b\u8ffd\u52a0\n- \u30ec\u30d3\u30e5\u30fc\u6295\u7a3f\u30d5\u30a9\u30fc\u30e0\uff1a\u30c6\u30ad\u30b9\u30c8\u5165\u529b+\u661f\u8a55\u4fa1+\u9001\u4fe1\n- \u4fa1\u683c\u8868\u793a\uff1a\u7a0e\u8fbc\/\u7a0e\u629c\u306e\u5207\u66ff\u30c8\u30b0\u30eb\n\n\u3010\u5236\u7d04\u3011\n- \u521d\u56de\u8868\u793a\u306f\u3067\u304d\u308b\u3060\u3051\u901f\u304f\uff08LCP\u3092\u610f\u8b58\uff09\n- SEO\u304c\u5fc5\u8981\uff08\u5546\u54c1\u60c5\u5831\u3068\u30ec\u30d3\u30e5\u30fc\u306f\u30b5\u30fc\u30d0\u30fc\u3067\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\uff09<\/code><\/pre>\n\n\n\n
    \u3053\u3053\u304c\u91cd\u8981\u3067\u3059\u3002\u300c\u30c7\u30fc\u30bf\u300d\u300c\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u300d\u300c\u5236\u7d04\u300d\u306e3\u3064\u3092\u5206\u3051\u3066\u4f1d\u3048\u308b\u3068\u3001AI\u306e\u51fa\u529b\u7cbe\u5ea6\u304c\u683c\u6bb5\u306b\u4e0a\u304c\u308a\u307e\u3059\u3002\u30ae\u30bf\u30fc\u306eTAB\u8b5c\u3092\u8aad\u3080\u3068\u304d\u3068\u540c\u3058\u3067\u3001\u300c\u3069\u306e\u5f26\u3092\uff08\u30c7\u30fc\u30bf\uff09\u3001\u3069\u306e\u30d5\u30ec\u30c3\u30c8\u3067\uff08\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\uff09\u3001\u3069\u306e\u30ea\u30ba\u30e0\u3067\uff08\u5236\u7d04\uff09\u300d\u304c\u660e\u78ba\u306a\u3089\u3001\u6f14\u594f\u306f\u6b63\u78ba\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
    \u30b9\u30c6\u30c3\u30d72\uff1aAI\u306e\u63d0\u6848\u3092\u53d7\u3051\u53d6\u3063\u3066\u8a55\u4fa1\u3059\u308b<\/h3>\n\n\n\n
    AI\u304b\u3089\u8fd4\u3063\u3066\u304d\u305f\u8a2d\u8a08\u6848\u306e\u30b3\u30a2\u3068\u306a\u308b\u90e8\u5206\u304c\u3053\u3061\u3089\u3067\u3059\u3002<\/p>\n\n\n\n
    \/\/ app\/products\/[id]\/page.tsx\uff08Server Component\uff09\nimport { getProduct, getReviews } from '@\/lib\/api';\nimport { ProductImages } from '.\/ProductImages';\nimport { AddToCart } from '.\/AddToCart';\nimport { ReviewList } from '.\/ReviewList';\nimport { ReviewForm } from '.\/ReviewForm';\n\ntype Props = {\n  params: Promise<{ id: string }>;\n};\n\nexport default async function ProductPage({ params }: Props) {\n  const { id } = await params;\n  const [product, reviews] = await Promise.all([\n    getProduct(id),\n    getReviews(id),\n  ]);\n\n  return (\n    <main className=\"max-w-5xl mx-auto px-4 py-8\">\n      <div className=\"grid grid-cols-1 md:grid-cols-2 gap-8\">\n        {\/* Client: \u753b\u50cf\u306e\u30b9\u30e9\u30a4\u30c9\u64cd\u4f5c\u304c\u5fc5\u8981 *\/}\n        <ProductImages images={product.images} \/>\n\n        <div>\n          {\/* Server: \u9759\u7684\u306a\u5546\u54c1\u60c5\u5831 *\/}\n          <h1 className=\"text-2xl font-bold\">{product.name}<\/h1>\n          <p className=\"mt-2 text-gray-600\">{product.description}<\/p>\n\n          {\/* Client: \u7a0e\u8fbc\/\u7a0e\u629c\u5207\u66ff\u3001\u6570\u91cf\u9078\u629e\u3001\u30ab\u30fc\u30c8\u8ffd\u52a0 *\/}\n          <AddToCart product={product} \/>\n        <\/div>\n      <\/div>\n\n      <section className=\"mt-12\">\n        <h2 className=\"text-xl font-bold mb-4\">\u30ec\u30d3\u30e5\u30fc<\/h2>\n        {\/* Server: \u30ec\u30d3\u30e5\u30fc\u4e00\u89a7\u306fSEO\u5bfe\u8c61 *\/}\n        <ReviewList reviews={reviews} \/>\n        {\/* Client: \u30d5\u30a9\u30fc\u30e0\u5165\u529b\u304c\u5fc5\u8981 *\/}\n        <ReviewForm productId={id} \/>\n      <\/section>\n    <\/main>\n  );\n}<\/code><\/pre>\n\n\n\n
    \u3053\u306e\u8a2d\u8a08\u6848\u81ea\u4f53\u306f\u60aa\u304f\u3042\u308a\u307e\u305b\u3093\u3002Server Component\u3092\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u306b\u7f6e\u304d\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u304c\u5fc5\u8981\u306a\u90e8\u5206\u3060\u3051\u3092Client Component\u306b\u5207\u308a\u51fa\u3057\u3066\u3044\u307e\u3059\u3002AI\u304c\u6b63\u3057\u304f\u5224\u65ad\u3067\u304d\u305f\u30dd\u30a4\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e3\u3064\u3067\u3059\u3002<\/p>\n\n\n\n
      \n
    • \u30da\u30fc\u30b8\u5168\u4f53\u3092Server Component\u306b\u3057\u3066\u3001\u30c7\u30fc\u30bf\u53d6\u5f97\u3092\u30b5\u30fc\u30d0\u30fc\u3067\u5b8c\u7d50\u3055\u305b\u3066\u3044\u308b<\/li>\n
    • \u753b\u50cf\u30ae\u30e3\u30e9\u30ea\u30fc\u3001\u30ab\u30fc\u30c8\u64cd\u4f5c\u3001\u30ec\u30d3\u30e5\u30fc\u30d5\u30a9\u30fc\u30e0\u3092Client Component\u306b\u5206\u96e2\u3057\u3066\u3044\u308b<\/li>\n
    • Promise.all<\/code>\u3067\u5546\u54c1\u30c7\u30fc\u30bf\u3068\u30ec\u30d3\u30e5\u30fc\u3092\u4e26\u884c\u53d6\u5f97\u3057\u3066\u3044\u308b<\/li>\n<\/ul>\n\n\n\n
      \u305f\u3060\u3057\u3001\u79c1\u304c\u4fee\u6b63\u3057\u305f\u7b87\u6240<\/strong>\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
      \u30b9\u30c6\u30c3\u30d73\uff1aAI\u306e\u8a2d\u8a08\u3092\u4eba\u9593\u304c\u4fee\u6b63\u3059\u308b<\/h3>\n\n\n\n
      AI\u306e\u63d0\u6848\u3092\u305d\u306e\u307e\u307e\u4f7f\u308f\u306a\u304b\u3063\u305f\u90e8\u5206\u306f2\u70b9\u3067\u3059\u3002<\/p>\n\n\n\n
      \u4fee\u6b631\uff1aAddToCart\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306eprops\u304c\u5927\u304d\u3059\u304e\u308b<\/strong><\/p>\n\n\n\n
      AI\u306e\u521d\u7248\u3067\u306f<AddToCart product={product} \/><\/code>\u3068\u5546\u54c1\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u5168\u4f53\u3092\u6e21\u3057\u3066\u3044\u307e\u3057\u305f\u3002Client Component\u306b\u6e21\u3059props\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3055\u308c\u307e\u3059\u3002\u5546\u54c1\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u753b\u50cfURL\u306e\u914d\u5217\u3084\u9577\u3044\u8aac\u660e\u6587\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3068\u3001\u7121\u99c4\u306a\u30c7\u30fc\u30bf\u304c\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u9001\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
      \/\/ AI\u521d\u7248\uff1aproduct\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u5168\u4f53\u3092\u6e21\u3057\u3066\u3044\u308b\n<AddToCart product={product} \/>\n\n\/\/ \u4fee\u6b63\u7248\uff1a\u5fc5\u8981\u306a\u30d7\u30ed\u30d1\u30c6\u30a3\u3060\u3051\u3092\u6e21\u3059\n<AddToCart\n  productId={product.id}\n  name={product.name}\n  price={product.price}\n  taxRate={product.taxRate}\n\/><\/code><\/pre>\n\n\n\n
      \u3053\u308c\u306f\u30d0\u30a4\u30af\u306e\u8377\u9020\u308a\u3068\u540c\u3058\u3067\u3059\u3002\u30c4\u30fc\u30ea\u30f3\u30b0\u306b\u884c\u304f\u306e\u306b\u5bb6\u8ca1\u9053\u5177\u3092\u5168\u90e8\u7a4d\u3080\u4eba\u306f\u3044\u307e\u305b\u3093\u3002\u5fc5\u8981\u306a\u3082\u306e\u3060\u3051\u3092\u9078\u3093\u3067\u7a4d\u3080\u3002Server \u2192 Client\u306e\u30c7\u30fc\u30bf\u8ee2\u9001\u3082\u540c\u3058\u767a\u60f3\u3067\u3059\u3002<\/p>\n\n\n\n
      \u4fee\u6b632\uff1a\u30ec\u30d3\u30e5\u30fc\u4e00\u89a7\u306e\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u304c\u8003\u616e\u3055\u308c\u3066\u3044\u306a\u3044<\/strong><\/p>\n\n\n\n
      AI\u306e\u63d0\u6848\u3067\u306f<ReviewList reviews={reviews} \/><\/code>\u3068\u30ec\u30d3\u30e5\u30fc\u5168\u4ef6\u3092\u6e21\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u5b9f\u6848\u4ef6\u3067\u306f\u30ec\u30d3\u30e5\u30fc\u304c\u6570\u767e\u4ef6\u3042\u308a\u307e\u3059\u3002\u521d\u56de\u306f10\u4ef6\u3060\u3051\u30b5\u30fc\u30d0\u30fc\u3067\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u3001\u300c\u3082\u3063\u3068\u898b\u308b\u300d\u30dc\u30bf\u30f3\u3067\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u304b\u3089\u8ffd\u52a0\u53d6\u5f97\u3059\u308b\u8a2d\u8a08\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
      \/\/ \u4fee\u6b63\u7248\uff1aReviewList\u3092Server\/Client\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u306b\n\/\/ ReviewList.tsx\uff08Server Component\uff09\nimport { ReviewLoadMore } from '.\/ReviewLoadMore';\n\ntype Props = {\n  initialReviews: Review[];\n  productId: string;\n  totalCount: number;\n};\n\nexport function ReviewList({ initialReviews, productId, totalCount }: Props) {\n  return (\n    <div>\n      {initialReviews.map(review => (\n        <div key={review.id} className=\"border-b py-4\">\n          <div className=\"flex items-center gap-2\">\n            <span className=\"text-yellow-500\">{'\u2605'.repeat(review.rating)}<\/span>\n            <span className=\"text-sm text-gray-500\">{review.author}<\/span>\n          <\/div>\n          <p className=\"mt-1\">{review.body}<\/p>\n        <\/div>\n      ))}\n      {totalCount > initialReviews.length && (\n        <ReviewLoadMore productId={productId} offset={initialReviews.length} \/>\n      )}\n    <\/div>\n  );\n}<\/code><\/pre>\n\n\n\n
      \/\/ ReviewLoadMore.tsx\uff08Client Component\uff09\n'use client';\n\nimport { useState } from 'react';\n\ntype Review = {\n  id: string;\n  rating: number;\n  author: string;\n  body: string;\n};\n\ntype Props = {\n  productId: string;\n  offset: number;\n};\n\nexport function ReviewLoadMore({ productId, offset }: Props) {\n  const [reviews, setReviews] = useState<Review[]>([]);\n  const [currentOffset, setCurrentOffset] = useState(offset);\n  const [loading, setLoading] = useState(false);\n  const [hasMore, setHasMore] = useState(true);\n\n  const loadMore = async () => {\n    setLoading(true);\n    const res = await fetch(\n      `\/api\/reviews?productId=${productId}&offset=${currentOffset}&limit=10`\n    );\n    const data: Review[] = await res.json();\n    setReviews(prev => [...prev, ...data]);\n    setCurrentOffset(prev => prev + data.length);\n    setHasMore(data.length >= 10);\n    setLoading(false);\n  };\n\n  return (\n    <div>\n      {reviews.map(review => (\n        <div key={review.id} className=\"border-b py-4\">\n          <div className=\"flex items-center gap-2\">\n            <span className=\"text-yellow-500\">{'\u2605'.repeat(review.rating)}<\/span>\n            <span className=\"text-sm text-gray-500\">{review.author}<\/span>\n          <\/div>\n          <p className=\"mt-1\">{review.body}<\/p>\n        <\/div>\n      ))}\n      {hasMore && (\n        <button\n          onClick={loadMore}\n          disabled={loading}\n          className=\"mt-4 px-4 py-2 bg-blue-600 text-white rounded hover:bg-blue-700 disabled:opacity-50\"\n        >\n          {loading ? '\u8aad\u307f\u8fbc\u307f\u4e2d...' : '\u3082\u3063\u3068\u898b\u308b'}\n        <\/button>\n      )}\n    <\/div>\n  );\n}<\/code><\/pre>\n\n\n\n
      \u521d\u56de\u8868\u793a\u306e10\u4ef6\u306fServer Component\u3067\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3055\u308c\u308b\u305f\u3081\u3001SEO\u306b\u52b9\u304d\u307e\u3059\u3002\u8ffd\u52a0\u5206\u306fClient Component\u304b\u3089fetch\u3059\u308b\u305f\u3081\u3001\u521d\u56de\u306eJS\u30d0\u30f3\u30c9\u30eb\u306b\u306f\u542b\u307e\u308c\u307e\u305b\u3093\u3002\u30ed\u30c3\u30af\u30d0\u30f3\u30c9\u306e\u30e9\u30a4\u30d6\u3067\u8a00\u3048\u3070\u3001\u30bb\u30c3\u30c8\u30ea\u30b9\u30c8\u306e\u6700\u521d\u306e\u6570\u66f2\u306fMC\u306a\u3057\u3067\u4e00\u6c17\u306b\u7573\u307f\u304b\u3051\u3066\u89b3\u5ba2\u3092\u5f15\u304d\u8fbc\u307f\u3001\u4e2d\u76e4\u4ee5\u964d\u306fMC\u3092\u631f\u307f\u306a\u304c\u3089\u76db\u308a\u4e0a\u3052\u3066\u3044\u304f\u69cb\u6210\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002\u6700\u521d\u306b\u30b5\u30fc\u30d0\u30fc\u3067\u4e00\u6c17\u306b\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u3001\u8ffd\u52a0\u5206\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u3067\u8aad\u307f\u8fbc\u3080\u3002\u3053\u306e\u300c\u30b5\u30fc\u30d0\u30fc\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u5883\u754c\u3092\u3069\u3053\u306b\u5f15\u304f\u304b\u300d\u3053\u305d\u3001AI\u99c6\u52d5\u958b\u767a\u3067\u4eba\u9593\u304c\u5224\u65ad\u3059\u3079\u304d\u90e8\u5206\u3067\u3059\u3002<\/p>\n\n\n\n
      \u753b\u50cf\u30ae\u30e3\u30e9\u30ea\u30fc\u306eClient Component<\/h2>\n\n\n\n
      AI\u306e\u63d0\u6848\u304b\u3089\u753b\u50cf\u30ae\u30e3\u30e9\u30ea\u30fc\u306e\u5b9f\u88c5\u3082\u898b\u3066\u304a\u304d\u307e\u3059\u3002Client Component\u3068\u3057\u3066\u6b63\u3057\u304f\u52d5\u4f5c\u3059\u308b\u30b3\u30fc\u30c9\u3067\u3059\u3002<\/p>\n\n\n\n
      \/\/ ProductImages.tsx\uff08Client Component\uff09\n'use client';\n\nimport { useState } from 'react';\nimport Image from 'next\/image';\n\ntype Props = {\n  images: string[];\n};\n\nexport function ProductImages({ images }: Props) {\n  const [selectedIndex, setSelectedIndex] = useState(0);\n\n  if (images.length === 0) {\n    return (\n      <div className=\"aspect-square bg-gray-100 flex items-center justify-center\">\n        <span className=\"text-gray-400\">No Image<\/span>\n      <\/div>\n    );\n  }\n\n  return (\n    <div>\n      <div className=\"aspect-square relative overflow-hidden rounded-lg bg-gray-100\">\n        <Image\n          src={images[selectedIndex]}\n          alt=\"\u5546\u54c1\u753b\u50cf\"\n          fill\n          className=\"object-contain\"\n          priority={selectedIndex === 0}\n          sizes=\"(max-width: 768px) 100vw, 50vw\"\n        \/>\n      <\/div>\n      {images.length > 1 && (\n        <div className=\"flex gap-2 mt-4\">\n          {images.map((src, i) => (\n            <button\n              key={src}\n              onClick={() => setSelectedIndex(i)}\n              className={`relative w-16 h-16 rounded border-2 overflow-hidden ${\n                i === selectedIndex ? 'border-blue-600' : 'border-gray-200'\n              }`}\n            >\n              <Image\n                src={src}\n                alt={`\u5546\u54c1\u753b\u50cf ${i + 1}`}\n                fill\n                className=\"object-cover\"\n                sizes=\"64px\"\n              \/>\n            <\/button>\n          ))}\n        <\/div>\n      )}\n    <\/div>\n  );\n}<\/code><\/pre>\n\n\n\n
      \u3053\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u306f\u3001\u6700\u521d\u306e\u753b\u50cf\u306b\u306e\u307fpriority<\/code>\u3092\u4ed8\u3051\u3066LCP\u3092\u6700\u9069\u5316\u3057\u3066\u3044\u307e\u3059\uff08\u306a\u304a\u3001Next.js 15\u4ee5\u964d\u3067\u306fpriority<\/code>\u306e\u4ee3\u308f\u308a\u306bpreload<\/code>\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001priority<\/code>\u3082\u5f15\u304d\u7d9a\u304d\u52d5\u4f5c\u3057\u307e\u3059\uff09\u3002\u3053\u3053\u306fAI\u306e\u63d0\u6848\u3092\u307b\u307c\u305d\u306e\u307e\u307e\u63a1\u7528\u3057\u307e\u3057\u305f\u3002Next.js\u306eImage<\/code>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306epriority<\/code>\u3068sizes<\/code>\u3092\u6b63\u3057\u304f\u8a2d\u5b9a\u3057\u3066\u3044\u308b\u70b9\u306f\u3001AI\u306e\u51fa\u529b\u3068\u3057\u3066\u512a\u79c0\u3067\u3059\u3002<\/p>\n\n\n\n
      AI\u99c6\u52d5\u958b\u767a\u3067\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u8a2d\u8a08\u3092\u9032\u3081\u308b\u3068\u304d\u306e\u30b3\u30c4<\/h2>\n\n\n\n
      \u534a\u5e74\u307b\u3069\u3053\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u56de\u3057\u3066\u307f\u3066\u3001\u3046\u307e\u304f\u3044\u304f\u30d1\u30bf\u30fc\u30f3\u304c\u898b\u3048\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
      \u30d7\u30ed\u30f3\u30d7\u30c8\u306b\u300c\u30c7\u30fc\u30bf\u300d\u300c\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u300d\u300c\u5236\u7d04\u300d\u3092\u5206\u3051\u3066\u66f8\u304f\u3002<\/strong> \u3053\u308c\u3060\u3051\u3067AI\u306e\u51fa\u529b\u7cbe\u5ea6\u304c\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002\u300c\u5546\u54c1\u30da\u30fc\u30b8\u3092\u4f5c\u3063\u3066\u300d\u3067\u306f\u306a\u304f\u3001\u4f55\u304c\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u6765\u3066\u3001\u4f55\u304c\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3067\u52d5\u3044\u3066\u3001\u3069\u3093\u306a\u5236\u7d04\u304c\u3042\u308b\u304b\u3092\u660e\u793a\u3059\u308b\u3002<\/p>\n\n\n\n
      AI\u306e\u63d0\u6848\u306f\u300c\u69cb\u9020\u300d\u3092\u63a1\u7528\u3057\u3001\u300c\u5883\u754c\u300d\u306f\u81ea\u5206\u3067\u5f15\u304d\u76f4\u3059\u3002<\/strong> \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5206\u5272\u5358\u4f4d\u306fAI\u306e\u63d0\u6848\u304c\u305d\u306e\u307e\u307e\u4f7f\u3048\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u304c\u3001Server\/Client\u306e\u5883\u754c\u3068props\u306e\u8a2d\u8a08\u306f\u4eba\u9593\u304c\u8abf\u6574\u3059\u3079\u304d\u3067\u3059\u3002\u7279\u306bprops\u306e\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u30b3\u30b9\u30c8\u306fAI\u304c\u898b\u843d\u3068\u3057\u304c\u3061\u3067\u3059\u3002<\/p>\n\n\n\n
      'use client'<\/code>\u306e\u4f4d\u7f6e\u306f\u300c\u3067\u304d\u308b\u3060\u3051\u8449\u306b\u8fd1\u304f\u300d\u304c\u539f\u5247\u3002<\/strong> \u30da\u30fc\u30b8\u5168\u4f53\u3092Client Component\u306b\u3057\u3066\u3057\u307e\u3046\u3068\u3001App Router\u306e\u6069\u6075\u304c\u307b\u307c\u306a\u304f\u306a\u308a\u307e\u3059\u3002AI\u306b\u3082\u3053\u306e\u5236\u7d04\u3092\u4f1d\u3048\u3066\u304a\u304f\u3068\u3001\u9069\u5207\u306a\u63d0\u6848\u304c\u51fa\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
      \u3061\u306a\u307f\u306b\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3092\u66f8\u3044\u3066\u3044\u308b\u6642\u9593\u306f5\u5206\u304f\u3089\u3044\u3067\u3059\u304c\u3001AI\u306e\u51fa\u529b\u3092\u8a55\u4fa1\u30fb\u4fee\u6b63\u3059\u308b\u6642\u9593\u306f30\u5206\u4ee5\u4e0a\u304b\u304b\u308a\u307e\u3059\u3002\u300cAI\u306b\u805e\u3051\u3070\u4e00\u77ac\u3067\u7d42\u308f\u308b\u300d\u306f\u534a\u5206\u6b63\u3057\u304f\u3066\u534a\u5206\u5618\u3067\u3059\u306d\u3002\u3067\u3082\u3001\u30bc\u30ed\u304b\u30892\u6642\u9593\u304b\u3051\u3066\u8a2d\u8a08\u3059\u308b\u3088\u308a\u306f\u78ba\u5b9f\u306b\u901f\u3044\u3002<\/small><\/p>\n\n\n\n
      \u307e\u3068\u3081<\/h2>\n\n\n\n
      \u4eca\u56de\u306f\u3001Next.js App Router\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u8a2d\u8a08\u3092AI\u99c6\u52d5\u958b\u767a\u3067\u9032\u3081\u308b\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
      App Router\u306e\u8a2d\u8a08\u3067\u6700\u3082\u60a9\u307e\u3057\u3044\u306e\u306f\u3001Server Components\u3068Client Components\u306e\u5883\u754c\u3092\u3069\u3053\u306b\u5f15\u304f\u304b\u3068\u3044\u3046\u5224\u65ad\u3067\u3059\u3002\u3053\u306e\u5224\u65ad\u3092\u52b9\u7387\u5316\u3059\u308b\u305f\u3081\u306b\u3001AI\u3078\u306e\u30d7\u30ed\u30f3\u30d7\u30c8\u306e\u66f8\u304d\u65b9\u3068\u3001AI\u306e\u51fa\u529b\u3092\u3069\u3046\u8a55\u4fa1\u30fb\u4fee\u6b63\u3059\u308b\u304b\u304c\u9375\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
      \u4eca\u56de\u7d39\u4ecb\u3057\u305f\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3067\u62bc\u3055\u3048\u3066\u304a\u304d\u305f\u3044\u30dd\u30a4\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e4\u3064\u3067\u3059\u3002<\/p>\n\n\n\n