{"id":13183,"date":"2026-03-17T06:23:02","date_gmt":"2026-03-17T06:23:02","guid":{"rendered":"https:\/\/withcode.tech\/media\/?p=13183"},"modified":"2026-07-01T15:28:34","modified_gmt":"2026-07-01T15:28:34","slug":"edge-runtime-cloudflare-workers","status":"publish","type":"post","link":"https:\/\/withcode.tech\/media\/edge-runtime-cloudflare-workers\/","title":{"rendered":"Edge Runtime\uff08Cloudflare Workers\uff09\u3067\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba\u30fb\u30a8\u30c3\u30b8\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u3010\u5b8c\u5168\u30ac\u30a4\u30c9\u3011\uff5cNext.js Middleware\u30fbAB \u30c6\u30b9\u30c8\u5b9f\u4f8b\u4ed8\u304d"},"content":{"rendered":"\n
\n

\u3053\u306e\u8a18\u4e8b\u3067\u308f\u304b\u308b\u3053\u3068<\/h2>\n
    \n
  • Edge Runtime\u3068\u306f\u4f55\u304b\u30fb\u901a\u5e38\u306e\u30b5\u30fc\u30d0\u30fc\u30ec\u30b9\u3068\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u30fb\u30b3\u30b9\u30c8\u6bd4\u8f03<\/li>\n
  • Cloudflare Workers\u30fbVercel Edge Functions\u30fbNetlify Edge Functions\u306e\u9078\u3073\u65b9<\/li>\n
  • Next.js Middleware\u306b\u3088\u308b\u8a8d\u8a3c\u5236\u5fa1\u30fbAB\u30c6\u30b9\u30c8\u30fb\u30b8\u30aa\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u5206\u5c90\u306e\u5b9f\u88c5<\/li>\n
  • Cloudflare Workers + Hono\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u30fbKV\u30fbD1\u9023\u643a\u306e\u5b9f\u88c5\u624b\u9806<\/li>\n
  • CPU\u6642\u9593\u5236\u9650\u5bfe\u5fdc\u30fbwaitUntil\u6d3b\u7528\u30fbwrangler\u30c7\u30d7\u30ed\u30a4\u30fb\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u65b9\u6cd5<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n
    \"\"\u751f\u5f92<\/span><\/div>
    \n

    \u30ed\u30b0\u30a4\u30f3\u72b6\u614b\u306b\u3088\u308b\u30da\u30fc\u30b8\u5206\u5c90\u3092\u30b5\u30fc\u30d0\u30fc\u3067\u51e6\u7406\u3057\u3066\u3044\u308b\u3093\u3067\u3059\u304c\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u9045\u304f\u3066\u2026\u2026\u3082\u3063\u3068\u901f\u304f\u3067\u304d\u307e\u305b\u3093\u304b\uff1f<\/strong><\/p>\n <\/span><\/span><\/span><\/div><\/div><\/div><\/div>\n\n

    \"\"\u30da\u30f3\u535a\u58eb<\/span><\/div>
    \n

    Edge Runtime\u3092\u4f7f\u3048\u3070\u30e6\u30fc\u30b6\u30fc\u306b\u6700\u3082\u8fd1\u3044\u30a8\u30c3\u30b8\u30b5\u30fc\u30d0\u30fc\u3067\u51e6\u7406\u3067\u304d\u308b\u3093\u3058\u3083\uff01\u8a8d\u8a3c\u30c1\u30a7\u30c3\u30af\u30fb\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u30fbAB\u30c6\u30b9\u30c8\u306e\u3088\u3046\u306a\u8efd\u91cf\u51e6\u7406\u306f\u30a8\u30c3\u30b8\u3067\u5373\u5ea7\u306b\u5224\u65ad\u3059\u308b\u3053\u3068\u3067\u3001\u6570ms\u30ec\u30d9\u30eb\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u5b9f\u73fe\u3067\u304d\u308b\u305e\u3002Cloudflare Workers\u3084Next.js Middleware\u3067\u7c21\u5358\u306b\u59cb\u3081\u3089\u308c\u308b\u3093\u3058\u3083\uff01<\/strong><\/p>\n <\/span><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n

    \u7d50\u8ad6\uff1aEdge Runtime\u306f\u30e6\u30fc\u30b6\u30fc\u306b\u7269\u7406\u7684\u306b\u8fd1\u3044CDN\u30ce\u30fc\u30c9\u3067\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u3001\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\u307b\u307c\u30bc\u30ed\u30fb\u6570ms\u30ec\u30d9\u30eb\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/strong>\u8a8d\u8a3c\u30c1\u30a7\u30c3\u30af\u30fb\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u30fbAB\u30c6\u30b9\u30c8\u30fb\u30b8\u30aa\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u5206\u5c90\u306a\u3069\u306e\u8efd\u91cf\u51e6\u7406\u3092\u30a8\u30c3\u30b8\u306b\u79fb\u3059\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u5927\u5e45\u306b\u6539\u5584\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

    \u672c\u8a18\u4e8b\u3067\u306f\u3001Edge Runtime\u306e\u4ed5\u7d44\u307f\u3068\u4e3b\u8981\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\uff08Cloudflare Workers\u30fbVercel Edge Functions\u30fbNetlify Edge Functions\uff09\u306e\u6bd4\u8f03\u30fbNext.js Middleware\u306e\u5b9f\u88c5\u30fb\u8a8d\u8a3c\u5236\u5fa1\u30fbAB\u30c6\u30b9\u30c8\u30fb\u30b8\u30aa\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u5206\u5c90\u30fbCloudflare KV\/D1\u3068\u306e\u9023\u643a\u30fbHono\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u30fb\u30c7\u30d7\u30ed\u30a4\u3068\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/span><\/strong>\u3092\u5b8c\u5168\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

    \n\n\n\n

    Edge Runtime\u3068\u306f\uff5c\u901a\u5e38\u306e\u30b5\u30fc\u30d0\u30fc\u30ec\u30b9\u3068\u306e\u9055\u3044<\/h2>\n\n\n\n

    Edge Runtime\u3068\u306f\u3001CDN\uff08\u30b3\u30f3\u30c6\u30f3\u30c4\u30c7\u30ea\u30d0\u30ea\u30fc\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u306e\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u4e0a\u3067\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3067\u304d\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002Cloudflare\u3067\u3042\u308c\u3070\u4e16\u754c310\u7b87\u6240\u4ee5\u4e0a\u306e\u30a8\u30c3\u30b8\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u30c7\u30d7\u30ed\u30a4\u3067\u304d\u3001\u3069\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u3082\u7269\u7406\u7684\u306b\u8fd1\u3044\u30b5\u30fc\u30d0\u30fc\u3067\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

    \u901a\u5e38\u306eAWS Lambda\uff08\u6771\u4eac\u30ea\u30fc\u30b8\u30e7\u30f3\uff09\u3092\u4f7f\u3063\u305f\u5834\u5408\u3001\u7c73\u56fd\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u30a2\u30af\u30bb\u30b9\u306b\u306f150\u301c200ms\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u767a\u751f\u3057\u307e\u3059\u3002Edge Runtime\u3092\u4f7f\u3048\u3070\u3053\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u309210\u301c30ms\u306b\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\u3082\u6570ms\u4ee5\u4e0b<\/strong>\uff08Lambda\u306f\u6570\u767ems\u301c1\u79d2\uff09\u306a\u306e\u3067\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u9762\u3067\u5927\u304d\u306a\u30a2\u30c9\u30d0\u30f3\u30c6\u30fc\u30b8\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n

    \n
    \"Edge<\/figure>\n<\/div>\n\n\n
    \u9805\u76ee<\/th>\u901a\u5e38\u306e\u30b5\u30fc\u30d0\u30fc\u30ec\u30b9\uff08AWS Lambda\u7b49\uff09<\/th>Edge Runtime\uff08Cloudflare Workers\u7b49\uff09<\/th><\/tr><\/thead>
    \u5b9f\u884c\u5834\u6240<\/td>\u7279\u5b9a\u30ea\u30fc\u30b8\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc<\/td>\u4e16\u754c200+\u7b87\u6240\u306e\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9<\/td><\/tr>
    \u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8<\/td>\u6570\u767ems\u301c1\u79d2<\/td>\u6570ms\uff08\u307b\u307c\u30bc\u30ed\uff09<\/td><\/tr>
    \u30e1\u30e2\u30ea\u4e0a\u9650<\/td>128MB\u301c3GB<\/td>128MB\uff08\u8efd\u91cf\u51e6\u7406\u5411\u3051\uff09<\/td><\/tr>
    \u30e9\u30f3\u30bf\u30a4\u30e0<\/td>Node.js \/ Python\u7b49\u30d5\u30eb\u74b0\u5883<\/td>V8\uff08Node.js API\u306e\u4e00\u90e8\u306f\u4f7f\u3048\u306a\u3044\uff09<\/td><\/tr>
    \u5411\u3044\u3066\u3044\u308b\u51e6\u7406<\/td>DB\u63a5\u7d9a\u30fb\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u30fb\u91cd\u3044\u51e6\u7406<\/td>\u8a8d\u8a3c\u30fb\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u30fbAB\u30c6\u30b9\u30c8\u30fb\u8efd\u91cfAPI<\/td><\/tr>
    \u8ab2\u91d1\u30e2\u30c7\u30eb<\/td>\u5b9f\u884c\u6642\u9593\uff08ms\uff09\u00d7\u30e1\u30e2\u30ea<\/td>\u30ea\u30af\u30a8\u30b9\u30c8\u6570\u30d9\u30fc\u30b9\uff08Cloudflare Workers\u7121\u6599\u67a010\u4e07req\/\u65e5\uff09<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
    \n\n\n\n

    \u4e3b\u8981\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u6bd4\u8f03\uff5c\u3069\u308c\u3092\u9078\u3076\u3079\u304d\u304b<\/h2>\n\n\n\n 
    >\u3010\u4e3b\u8981 Edge Runtime \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u6bd4\u8f03\u3011\n\nCloudflare Workers\uff1a\n\u2192 WASM\u30d9\u30fc\u30b9\u3002\u4e16\u754c310+\u30a8\u30c3\u30b8\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\n\u2192 CPU\u5236\u9650\uff1a10ms\uff08\u30d0\u30fc\u30b9\u30c850ms\uff09\n\u2192 KV\u30fbD1\uff08SQLite\uff09\u30fbR2\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\uff09\u30fbQueues\u30fbDurable Objects\u3068\u306e\u9023\u643a\u304c\u5bb9\u6613\n\u2192 Hono \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068\u306e\u76f8\u6027\u304c\u6700\u826f\n\u2192 \u7121\u6599\u67a0\uff1a10\u4e07\u30ea\u30af\u30a8\u30b9\u30c8\/\u65e5\n\nVercel Edge Functions\uff1a\n\u2192 Next.js Middleware\u3068\u3057\u3066\u7d44\u307f\u8fbc\u307f\u6e08\u307f\n\u2192 TypeScript \u30cd\u30a4\u30c6\u30a3\u30d6\u5bfe\u5fdc\n\u2192 Next.js \u3092\u4f7f\u3063\u3066\u3044\u308b\u306a\u3089\u8ffd\u52a0\u8a2d\u5b9a\u4e0d\u8981\n\u2192 \u7121\u6599\u67a0\uff1aEdge Middleware\u306f100,000\u5b9f\u884c\/\u6708\n\nNetlify Edge Functions\uff1a\n\u2192 Deno\u30d9\u30fc\u30b9\uff08Node.js\u4e92\u63db\u6027\u3042\u308a\uff09\n\u2192 TypeScript\u3092\u305d\u306e\u307e\u307e\u66f8\u3051\u308b\n\u2192 Netlify \u3092\u4f7f\u3063\u3066\u3044\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\n\u2192 \u7121\u6599\u67a0\uff1a125,000\u56de\/\u6708\n\n\u9078\u629e\u6307\u91dd\uff1a\n\u2192 Next.js \u4f7f\u7528\u4e2d \u2192 Vercel Edge Functions (Next.js Middleware)\n\u2192 \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u975e\u4f9d\u5b58\u30fb\u30b0\u30ed\u30fc\u30d0\u30eb\u5c55\u958b \u2192 Cloudflare Workers\n\u2192 Netlify \u30c7\u30d7\u30ed\u30a4\u4e2d \u2192 Netlify Edge Functions<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    Next.js Middleware\u3067\u5b9f\u88c5\u3059\u308b3\u3064\u306e\u5b9f\u4f8b<\/h2>\n\n\n
    \n  
    \"Next.js<\/figure>\n<\/div>\n\n\n
    \u5b9f\u4f8b1\uff1a\u8a8d\u8a3c\u30c1\u30a7\u30c3\u30af\u3068\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u5236\u5fa1<\/h3>\n\n\n\n  
    >\/\/ middleware.ts\uff08\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30eb\u30fc\u30c8\u306b\u914d\u7f6e\uff09\n\nimport { NextResponse } from 'next\/server'\nimport type { NextRequest } from 'next\/server'\nimport { jwtVerify } from 'jose'  \/\/ Edge\u5bfe\u5fdc\u306eJWT\u30e9\u30a4\u30d6\u30e9\u30ea\n\nconst JWT_SECRET = new TextEncoder().encode(process.env.JWT_SECRET!)\n\nexport async function middleware(request: NextRequest) {\n  const pathname = request.nextUrl.pathname\n\n  \/\/ \u7ba1\u7406\u753b\u9762\u3078\u306e\u8a8d\u8a3c\u30c1\u30a7\u30c3\u30af\n  if (pathname.startsWith('\/admin') || pathname.startsWith('\/dashboard')) {\n    const token = request.cookies.get('auth_token')?.value\n\n    if (!token) {\n      \/\/ \u672a\u8a8d\u8a3c\u306a\u3089\u30ed\u30b0\u30a4\u30f3\u30da\u30fc\u30b8\u3078\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\n      const loginUrl = new URL('\/login', request.url)\n      loginUrl.searchParams.set('redirect', pathname)\n      return NextResponse.redirect(loginUrl)\n    }\n\n    \/\/ JWT\u306e\u691c\u8a3c\uff08jose \u306fEdge\u5bfe\u5fdc\uff09\n    \/\/ \u26a0\ufe0f Node.js\u306e crypto \u30e2\u30b8\u30e5\u30fc\u30eb\u306fEdge\u3067\u306f\u4f7f\u3048\u306a\u3044\u305f\u3081 jose \u3092\u4f7f\u3046\n    try {\n      const { payload } = await jwtVerify(token, JWT_SECRET)\n\n      \/\/ \u30ed\u30fc\u30eb\u30d9\u30fc\u30b9\u306e\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\n      if (pathname.startsWith('\/admin') && payload.role !== 'admin') {\n        return NextResponse.redirect(new URL('\/unauthorized', request.url))\n      }\n\n      \/\/ \u8a8d\u8a3c\u60c5\u5831\u3092\u30d8\u30c3\u30c0\u30fc\u306b\u4ed8\u4e0e\u3057\u3066\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306b\u6e21\u3059\n      const requestHeaders = new Headers(request.headers)\n      requestHeaders.set('x-user-id', String(payload.sub))\n      requestHeaders.set('x-user-role', String(payload.role))\n\n      return NextResponse.next({ request: { headers: requestHeaders } })\n    } catch {\n      \/\/ JWT\u304c\u7121\u52b9\uff08\u671f\u9650\u5207\u308c\u30fb\u6539\u3056\u3093\uff09\u306a\u3089\u30ed\u30b0\u30a4\u30f3\u30da\u30fc\u30b8\u3078\n      const response = NextResponse.redirect(new URL('\/login', request.url))\n      response.cookies.delete('auth_token')\n      return response\n    }\n  }\n\n  return NextResponse.next()\n}\n\n\/\/ Middleware\u3092\u9069\u7528\u3059\u308b\u30d1\u30b9\u3092\u6307\u5b9a\nexport const config = {\n  matcher: [\n    '\/admin\/:path*',\n    '\/dashboard\/:path*',\n    \/\/ \u9759\u7684\u30d5\u30a1\u30a4\u30eb\u3068API\u30eb\u30fc\u30c8\u3092\u9664\u5916\n    '\/((?!api|_next\/static|_next\/image|favicon.ico).*)',\n  ],\n}<\/code><\/pre>\n\n\n\n
    \u5b9f\u4f8b2\uff1aAB\u30c6\u30b9\u30c8\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/h3>\n\n\n\n  
    >\/\/ middleware.ts - A\/B\u30c6\u30b9\u30c8\u306e\u5b9f\u88c5\n\nimport { NextResponse } from 'next\/server'\nimport type { NextRequest } from 'next\/server'\n\n\/\/ AB\u30c6\u30b9\u30c8\u306e\u8a2d\u5b9a\nconst AB_TESTS = {\n  homepage: {\n    variants: ['control', 'variant-b', 'variant-c'],\n    weights: [50, 30, 20],  \/\/ \u914d\u5206\uff08\u5408\u8a08100\uff09\n  }\n}\n\nfunction selectVariant(weights: number[]): number {\n  const total = weights.reduce((a, b) => a + b, 0)\n  let random = Math.random() * total\n  for (let i = 0; i < weights.length; i++) {\n    random -= weights[i]\n    if (random <= 0) return i\n  }\n  return 0\n}\n\nexport function middleware(request: NextRequest) {\n  \/\/ \u30c8\u30c3\u30d7\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u307f\u5bfe\u8c61\n  if (request.nextUrl.pathname !== '\/') {\n    return NextResponse.next()\n  }\n\n  \/\/ \u65e2\u5b58\u306e\u30d0\u30ea\u30a2\u30f3\u30c8Cookie\u3092\u78ba\u8a8d\n  const existingVariant = request.cookies.get('ab_homepage')?.value\n  const config = AB_TESTS.homepage\n\n  const variantName = existingVariant && config.variants.includes(existingVariant)\n    ? existingVariant\n    : config.variants[selectVariant(config.weights)]\n\n  \/\/ \u30d0\u30ea\u30a2\u30f3\u30c8\u306b\u5bfe\u5fdc\u3059\u308bURL\u306b\u30ea\u30e9\u30a4\u30c8\n  const url = request.nextUrl.clone()\n  if (variantName !== 'control') {\n    url.pathname = `\/${variantName}`\n  }\n\n  const response = NextResponse.rewrite(url)\n\n  \/\/ \u30d0\u30ea\u30a2\u30f3\u30c8\u3092Cookie\u306b\u4fdd\u5b58\uff0830\u65e5\u9593\uff09\n  if (!existingVariant) {\n    response.cookies.set('ab_homepage', variantName, {\n      maxAge: 60 * 60 * 24 * 30,\n      httpOnly: true,\n      sameSite: 'lax',\n    })\n  }\n\n  \/\/ \u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc\u3067\u30d0\u30ea\u30a2\u30f3\u30c8\u60c5\u5831\u3092\u4ed8\u4e0e\uff08\u30a2\u30ca\u30ea\u30c6\u30a3\u30af\u30b9\u7528\uff09\n  response.headers.set('x-ab-variant', variantName)\n\n  return response\n}<\/code><\/pre>\n\n\n\n
    \u5b9f\u4f8b3\uff1a\u30b8\u30aa\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u5206\u5c90\u3068\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba<\/h3>\n\n\n\n  
    >\/\/ middleware.ts - \u30b8\u30aa\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u5206\u5c90\uff08Vercel \/ Cloudflare \u3067\u5229\u7528\u53ef\u80fd\uff09\n\nimport { NextResponse } from 'next\/server'\nimport type { NextRequest } from 'next\/server'\n\n\/\/ \u5bfe\u5fdc\u8a00\u8a9e\u3068\u30ea\u30fc\u30b8\u30e7\u30f3\u306e\u30de\u30c3\u30d4\u30f3\u30b0\nconst LOCALE_MAP: Record = {\n  JP: 'ja',\n  US: 'en',\n  GB: 'en',\n  DE: 'de',\n  FR: 'fr',\n  CN: 'zh',\n  KR: 'ko',\n}\n\nexport function middleware(request: NextRequest) {\n  const pathname = request.nextUrl.pathname\n\n  \/\/ \u65e2\u306b\u8a00\u8a9e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u3042\u308c\u3070\u30b9\u30ad\u30c3\u30d7\n  const hasLocalePrefix = \/^\\\/(ja|en|de|fr|zh|ko)\/.test(pathname)\n  if (hasLocalePrefix) return NextResponse.next()\n\n  \/\/ Vercel \u304c\u81ea\u52d5\u4ed8\u4e0e\u3059\u308b\u30b8\u30aa\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u60c5\u5831\n  const country = request.geo?.country || 'US'\n  const city = request.geo?.city || ''\n\n  \/\/ Accept-Language \u30d8\u30c3\u30c0\u30fc\u304b\u3089\u3082\u5224\u5b9a\n  const acceptLanguage = request.headers.get('accept-language') || ''\n  const preferredLang = acceptLanguage.split(',')[0].split('-')[0].toLowerCase()\n\n  \/\/ \u30ed\u30b1\u30fc\u30eb\u3092\u6c7a\u5b9a\uff08country\u512a\u5148\u3001\u6b21\u306baccept-language\uff09\n  const locale = LOCALE_MAP[country] ?? preferredLang ?? 'en'\n\n  \/\/ \u30ed\u30b1\u30fc\u30eb\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u4ed8\u304dURL\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\n  if (locale !== 'en') {\n    const url = request.nextUrl.clone()\n    url.pathname = `\/${locale}${pathname}`\n    const response = NextResponse.redirect(url)\n    response.headers.set('x-user-country', country)\n    response.headers.set('x-user-city', city)\n    return response\n  }\n\n  \/\/ \u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc\u306b\u5730\u57df\u60c5\u5831\u3092\u8ffd\u52a0\uff08\u30a2\u30ca\u30ea\u30c6\u30a3\u30af\u30b9\u7528\uff09\n  const response = NextResponse.next()\n  response.headers.set('x-user-country', country)\n  response.headers.set('x-user-city', city)\n\n  return response\n}<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    Cloudflare Workers + Hono \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af<\/h2>\n\n\n\n
    Hono\u306fCloudflare Workers\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u8d85\u8efd\u91cfWeb\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002Express\u30e9\u30a4\u30af\u306a\u30b7\u30f3\u30d7\u30eb\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30fb\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u30fbTypeScript\u5bfe\u5fdc\u3092\u63d0\u4f9b\u3057\u306a\u304c\u3089\u3001\u30d0\u30f3\u30c9\u30eb\u30b5\u30a4\u30ba\u306f\u308f\u305a\u304b\u6570KB\u3067\u3059\u3002<\/p>\n\n\n\n  
    ># Cloudflare Workers + Hono \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210\nnpm create cloudflare@latest my-hono-worker -- --framework=hono\ncd my-hono-worker<\/code><\/pre>\n\n\n\n  
    >\/\/ src\/index.ts - Hono \u3092\u4f7f\u3063\u305f Cloudflare Workers\n\nimport { Hono } from 'hono'\nimport { cors } from 'hono\/cors'\nimport { logger } from 'hono\/logger'\nimport { jwt } from 'hono\/jwt'\n\ntype Bindings = {\n  KV: KVNamespace   \/\/ Cloudflare KV\n  DB: D1Database    \/\/ Cloudflare D1 (SQLite)\n}\n\nconst app = new Hono<{ Bindings: Bindings }>()\n\n\/\/ \u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u306e\u8a2d\u5b9a\napp.use('*', logger())\napp.use('\/api\/*', cors({\n  origin: ['https:\/\/myapp.com', 'https:\/\/staging.myapp.com'],\n  allowMethods: ['GET', 'POST', 'PUT', 'DELETE'],\n}))\n\n\/\/ JWT\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\uff08\u8a8d\u8a3c\u304c\u5fc5\u8981\u306a\u30eb\u30fc\u30c8\uff09\napp.use('\/api\/protected\/*', jwt({ secret: c => c.env.JWT_SECRET }))\n\n\/\/ \u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\napp.get('\/', (c) => c.text('Hello Edge!'))\n\n\/\/ \u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30baAPI\napp.get('\/api\/personalize', async (c) => {\n  const country = c.req.header('cf-ipcountry') || 'US'\n  const ua = c.req.header('user-agent') || ''\n  const isMobile = \/iPhone|Android|iPad\/.test(ua)\n\n  \/\/ Cloudflare KV \u304b\u3089\u30e6\u30fc\u30b6\u30fc\u8a2d\u5b9a\u3092\u53d6\u5f97\uff08\u8d85\u9ad8\u901f\uff09\n  const userId = c.get('jwtPayload')?.sub\n  const userConfig = userId\n    ? await c.env.KV.get(`user:${userId}:config`, 'json')\n    : null\n\n  return c.json({\n    country,\n    device: isMobile ? 'mobile' : 'desktop',\n    userConfig,\n    timestamp: new Date().toISOString(),\n  })\n})\n\n\/\/ Cloudflare D1 (SQLite) \u3092\u4f7f\u3063\u305fAPI\napp.get('\/api\/articles', async (c) => {\n  const country = c.req.query('country') || 'JP'\n\n  \/\/ D1\u306bSQL\u30af\u30a8\u30ea\uff08\u30a8\u30c3\u30b8\u3067\u76f4\u63a5DB\u30a2\u30af\u30bb\u30b9\uff09\n  const { results } = await c.env.DB\n    .prepare('SELECT * FROM articles WHERE country = ? LIMIT 10')\n    .bind(country)\n    .all()\n\n  return c.json({ articles: results })\n})\n\nexport default app<\/code><\/pre>\n\n\n\n
    Cloudflare KV\u306e\u6d3b\u7528<\/h3>\n\n\n\n
    Cloudflare KV\uff08Key-Value Store\uff09\u306f\u30a8\u30c3\u30b8\u3067\u4f7f\u3048\u308b\u5206\u6563\u578b\u306eKV\u30b9\u30c8\u30ec\u30fc\u30b8\u3067\u3059\u3002\u8aad\u307f\u53d6\u308a\u306f\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u308b\u305f\u3081\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u306b\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u8aad\u307f\u53d6\u308a\u304c\u53ef\u80fd\u3067\u3059\u3002\u8a2d\u5b9a\u5024\u30fb\u30d5\u30a3\u30fc\u30c1\u30e3\u30fc\u30d5\u30e9\u30b0\u30fb\u30e6\u30fc\u30b6\u30fc\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u4fdd\u5b58\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n  
    >\/\/ KV \u306e\u57fa\u672c\u64cd\u4f5c\n\n\/\/ wrangler.toml \u3067KV\u3092\u30d0\u30a4\u30f3\u30c9\n\/\/ [[kv_namespaces]]\n\/\/ binding = \"KV\"\n\/\/ id = \"xxxxxxxxxxxxx\"\n\n\/\/ \u66f8\u304d\u8fbc\u307f\uff08TTL\u4ed8\u304d\uff09\nawait env.KV.put('feature:new-ui', 'true', { expirationTtl: 3600 })\n\n\/\/ \u8aad\u307f\u53d6\u308a\nconst isNewUi = await env.KV.get('feature:new-ui')  \/\/ \u2192 'true' or null\n\n\/\/ JSON \u306e\u8aad\u307f\u66f8\u304d\nawait env.KV.put('config:ab-test', JSON.stringify({ variant: 'b', ratio: 0.5 }))\nconst config = await env.KV.get('config:ab-test', 'json')\n\n\/\/ \u30ad\u30fc\u306e\u4e00\u89a7\nconst keys = await env.KV.list({ prefix: 'user:' })\n\n\/\/ \u524a\u9664\nawait env.KV.delete('feature:new-ui')<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    Edge Runtime\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/h2>\n\n\n\n
    CPU\u6642\u9593\u5236\u9650\u3078\u306e\u5bfe\u5fdc<\/h3>\n\n\n\n
    Cloudflare Workers\u306eCPU\u6642\u9593\u5236\u9650\u306f\u3001\u30d0\u30fc\u30b9\u30c8\u6642\u3067\u308250ms\u3067\u3059\u3002\u3053\u308c\u3092\u8d85\u3048\u308b\u3068\u51e6\u7406\u304c\u5f37\u5236\u7d42\u4e86\u3055\u308c\u307e\u3059\u3002Edge Runtime\u3067\u306f\u5fc5\u305a\u300c\u8efd\u91cf\u306a\u51e6\u7406\u306e\u307f\u3092\u30a8\u30c3\u30b8\u3067\u884c\u3044\u3001\u91cd\u3044\u51e6\u7406\u306f\u30aa\u30ea\u30b8\u30f3\u30b5\u30fc\u30d0\u30fc\u306b\u59d4\u8b72\u3059\u308b\u300d<\/strong>\u8a2d\u8a08\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n  
    >\u3010Edge \u3067\u884c\u3046\u3079\u304d\u51e6\u7406 vs \u30aa\u30ea\u30b8\u30f3\u306b\u59d4\u8b72\u3059\u3079\u304d\u51e6\u7406\u3011\n\n\u2705 Edge\u3067\u884c\u3046\u3079\u304d\u51e6\u7406\uff0810ms\u4ee5\u5185\u3067\u5b8c\u4e86\u3059\u308b\u3082\u306e\uff09\uff1a\n\u2192 JWT\/Cookie \u306e\u691c\u8a3c\uff08jos\u3084\u8efd\u91cf\u30e9\u30a4\u30d6\u30e9\u30ea\u4f7f\u7528\uff09\n\u2192 \u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u30fb\u30ea\u30e9\u30a4\u30c8\n\u2192 \u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc\u306e\u4ed8\u4e0e\n\u2192 AB\u30c6\u30b9\u30c8\u306e\u30d0\u30ea\u30a2\u30f3\u30c8\u5272\u308a\u5f53\u3066\n\u2192 \u30b8\u30aa\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u5206\u5c90\n\u2192 KV\/D1 \u304b\u3089\u306e\u8a2d\u5b9a\u8aad\u307f\u8fbc\u307f\uff08\u5358\u7d14\u306a\u30af\u30a8\u30ea\uff09\n\n\u274c \u30aa\u30ea\u30b8\u30f3\u306b\u59d4\u8b72\u3059\u3079\u304d\u51e6\u7406\uff1a\n\u2192 \u91cd\u3044DB\u30af\u30a8\u30ea\uff08\u7d50\u5408\u30fb\u96c6\u8a08\u306a\u3069\uff09\n\u2192 \u5916\u90e8API\u3078\u306e\u5927\u91cf\u30ea\u30af\u30a8\u30b9\u30c8\n\u2192 \u753b\u50cf\u30fb\u52d5\u753b\u306e\u51e6\u7406\n\u2192 \u91cd\u3044\u8a08\u7b97\u51e6\u7406\uff08\u6a5f\u68b0\u5b66\u7fd2\u63a8\u8ad6\u306a\u3069\uff09\n\u2192 \u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u30a2\u30af\u30bb\u30b9<\/code><\/pre>\n\n\n\n
    waitUntil()\u3067\u30ec\u30b9\u30dd\u30f3\u30b9\u5f8c\u306b\u51e6\u7406\u3092\u7d99\u7d9a\u3059\u308b<\/h3>\n\n\n\n  
    >\/\/ waitUntil \u3092\u4f7f\u3046\u3068\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3057\u305f\u5f8c\u306b\u51e6\u7406\u3092\u7d99\u7d9a\u3067\u304d\u308b\n\nexport default {\n  async fetch(request: Request, env: Env, ctx: ExecutionContext): Promise {\n    \/\/ \u307e\u305a\u7d20\u65e9\u304f\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3059\n    const response = new Response('OK', { status: 200 })\n\n    \/\/ \u30ec\u30b9\u30dd\u30f3\u30b9\u5f8c\u306b\u30a2\u30ca\u30ea\u30c6\u30a3\u30af\u30b9\u30c7\u30fc\u30bf\u3092\u975e\u540c\u671f\u9001\u4fe1\n    \/\/ \u2192 \u30e6\u30fc\u30b6\u30fc\u3092\u5f85\u305f\u305b\u305a\u306b\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u3067\u51e6\u7406\n    ctx.waitUntil(\n      sendAnalytics(request, env)  \/\/ \u975e\u540c\u671f\u51e6\u7406\n    )\n\n    return response\n  }\n}\n\nasync function sendAnalytics(request: Request, env: Env) {\n  const data = {\n    url: request.url,\n    country: request.headers.get('cf-ipcountry'),\n    timestamp: Date.now(),\n  }\n  await env.KV.put(`analytics:${Date.now()}`, JSON.stringify(data), {\n    expirationTtl: 86400  \/\/ 24\u6642\u9593\u5f8c\u306b\u81ea\u52d5\u524a\u9664\n  })\n}<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    \u30c7\u30d7\u30ed\u30a4\u3068\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/h2>\n\n\n\n
    wrangler\u30b3\u30de\u30f3\u30c9\u3067\u306e\u30c7\u30d7\u30ed\u30a4<\/h3>\n\n\n\n  
    ># wrangler\uff08Cloudflare\u516c\u5f0fCLI\u30c4\u30fc\u30eb\uff09\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\nnpm install -g wrangler\n\n# \u30ed\u30b0\u30a4\u30f3\nwrangler login\n\n# \u30ed\u30fc\u30ab\u30eb\u958b\u767a\u30b5\u30fc\u30d0\u30fc\u306e\u8d77\u52d5\uff08\u672c\u756a\u74b0\u5883\u3068\u540c\u3058\u6319\u52d5\uff09\nwrangler dev\n\n# \u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u3078\u306e\u30c7\u30d7\u30ed\u30a4\nwrangler deploy --env staging\n\n# \u672c\u756a\u74b0\u5883\u3078\u306e\u30c7\u30d7\u30ed\u30a4\nwrangler deploy --env production\n\n# \u30ed\u30b0\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u78ba\u8a8d\uff08\u30c7\u30d7\u30ed\u30a4\u5f8c\u306e\u30c7\u30d0\u30c3\u30b0\uff09\nwrangler tail<\/code><\/pre>\n\n\n\n
    wrangler.toml\u306e\u8a2d\u5b9a\u4f8b<\/h3>\n\n\n\n  
    ># wrangler.toml - Cloudflare Workers \u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\n\nname = \"my-hono-worker\"\nmain = \"src\/index.ts\"\ncompatibility_date = \"2024-09-23\"\ncompatibility_flags = [\"nodejs_compat\"]  # Node.js\u4e92\u63db\u30e2\u30fc\u30c9\n\n# KV \u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u30d0\u30a4\u30f3\u30c9\n[[kv_namespaces]]\nbinding = \"KV\"\nid = \"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\"\n\n# D1 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30a4\u30f3\u30c9\n[[d1_databases]]\nbinding = \"DB\"\ndatabase_name = \"my-database\"\ndatabase_id = \"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\"\n\n# \u74b0\u5883\u5909\u6570\uff08\u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u306f wrangler secret \u3067\u8a2d\u5b9a\uff09\n[vars]\nENVIRONMENT = \"production\"\n\n# \u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u306e\u8a2d\u5b9a\n[env.staging]\nname = \"my-hono-worker-staging\"\n[env.staging.vars]\nENVIRONMENT = \"staging\"<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    \u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/h2>\n\n\n\n
    Q1. Edge Runtime\u3067Node.js API\u306f\u5168\u90e8\u4f7f\u3048\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n
    A.<\/strong> \u591a\u304f\u306eNode.js\u56fa\u6709\u306eAPI\u306f\u4f7f\u3048\u307e\u305b\u3093\u3002<\/strong>\u4e3b\u306b\u4f7f\u3048\u306a\u3044\u306e\u306f fs<\/code>\uff08\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\uff09\u30fbchild_process<\/code>\u30fbnet<\/code>\u30fbcrypto<\/code>\uff08\u4e00\u90e8\uff09\u306a\u3069\u3067\u3059\u3002\u4f7f\u3048\u308b\u306e\u306fWeb\u30d6\u30e9\u30a6\u30b6\u306e\u6a19\u6e96API\uff08fetch<\/code>\u30fbcrypto.subtle<\/code>\u30fbTextEncoder<\/code>\u7b49\uff09\u3068\u4e00\u90e8\u306eNode\u4e92\u63dbAPI\u306e\u307f\u3067\u3059\u3002Cloudflare Workers\u306fcompatibility_flags = [\"nodejs_compat\"]<\/code>\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u591a\u304f\u306eNode.js\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
    Q2. \u30a8\u30c3\u30b8\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n
    A.<\/strong> \u5f93\u6765\u306eTCP\u63a5\u7d9a\u3092\u4f7f\u3046DB\u3078\u306e\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305f\u3060\u3057 Cloudflare D1<\/strong>\uff08SQLite\u4e92\u63db\uff09\u30fbPlanetScale<\/strong>\u30fbNeon<\/strong>\uff08HTTP\u63a5\u7d9a\u5bfe\u5fdc\u306ePostgreSQL\uff09\u30fbTurso<\/strong>\uff08\u30a8\u30c3\u30b8\u5bfe\u5fdcSQLite\uff09\u306a\u3069\u3001\u30a8\u30c3\u30b8\u5bfe\u5fdcDB\u3092\u4f7f\u3046\u3053\u3068\u3067\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u304c\u53ef\u80fd\u3067\u3059\u3002\u5358\u7d14\u306aKV\u30a2\u30af\u30bb\u30b9\u306a\u3089Cloudflare KV\u3084Durable Objects\u304c\u6700\u3082\u9ad8\u901f\u3067\u3059\u3002<\/p>\n\n\n\n
    Q3. Cloudflare Workers \u306e\u7121\u6599\u67a0\u306f\u3069\u306e\u304f\u3089\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n
    A.<\/strong> \u7121\u6599\u30d7\u30e9\u30f3\u3067\u306f1\u65e510\u4e07\u30ea\u30af\u30a8\u30b9\u30c8\u307e\u3067\u7121\u6599\uff08Workers Free\uff09\u3002\u6709\u6599\u30d7\u30e9\u30f3\u3067\u306f\u6708$5\uff08Workers Paid\uff09\u3067100\u4e07\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u542b\u307e\u308c\u3001\u8d85\u904e\u5206\u306f100\u4e07\u30ea\u30af\u30a8\u30b9\u30c8\u3042\u305f\u308a$0.30\u3067\u3059\u3002KV\u306f\u7121\u6599\u67a0\u3067100,000\u8aad\u307f\u53d6\u308a\/\u65e5\u30fb1,000\u66f8\u304d\u8fbc\u307f\/\u65e5\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u500b\u4eba\u30b5\u30a4\u30c8\u3084\u4e2d\u898f\u6a21\u30b5\u30fc\u30d3\u30b9\u306a\u3089\u7121\u6599\u67a0\u3067\u5341\u5206\u30ab\u30d0\u30fc\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
    Q4. Edge Runtime\u306f\u65e5\u672c\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u5bfe\u3057\u3066\u6709\u52b9\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n
    A.<\/strong> \u975e\u5e38\u306b\u6709\u52b9\u3067\u3059\u3002Cloudflare\u306f\u6771\u4eac\u30fb\u5927\u962a\u3092\u542b\u3080\u8907\u6570\u306e\u65e5\u672c\u306e\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u6771\u4eac\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u6771\u4eac\u306e\u30a8\u30c3\u30b8\u30ce\u30fc\u30c9\u3067\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3055\u308c\u308b\u5834\u5408\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u306f\u6570ms\u4ee5\u4e0b\u3067\u3059\u3002\u4e00\u65b9\u3001\u30aa\u30ea\u30b8\u30f3\u30b5\u30fc\u30d0\u30fc\u304c\u7c73\u56fd\u306e\u5834\u5408\u306f\u5f80\u5fa9100ms\u4ee5\u4e0a\u304b\u304b\u308a\u307e\u3059\u3002\u56fd\u5185\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u9ad8\u901f\u5316\u306b\u3082\u5927\u304d\u306a\u52b9\u679c\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
    Q5. Next.js Middleware\u3068API Routes\u306f\u3069\u3046\u4f7f\u3044\u5206\u3051\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n
    A.<\/strong> Middleware<\/strong>\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u30da\u30fc\u30b8\u3084API\u306b\u5c4a\u304f\u524d\u306b\u5b9f\u884c\u3055\u308c\u308b\u8efd\u91cf\u51e6\u7406\uff08\u8a8d\u8a3c\u78ba\u8a8d\u30fb\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u30fb\u30d8\u30c3\u30c0\u30fc\u4ed8\u4e0e\u306a\u3069\uff09\u306b\u4f7f\u3044\u307e\u3059\u3002API Routes<\/strong>\u306fDB\u63a5\u7d9a\u30fb\u5916\u90e8API\u547c\u3073\u51fa\u3057\u30fb\u8907\u96d1\u306a\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306a\u3069\u3001\u3088\u308a\u91cd\u3044\u51e6\u7406\u306b\u4f7f\u3044\u307e\u3059\u3002\u539f\u5247\u3068\u3057\u3066\u300c\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u5224\u65ad\u30fb\u8a8d\u8a3c\u78ba\u8a8d\u30fb\u30d8\u30c3\u30c0\u30fc\u64cd\u4f5c\u306fMiddleware\u3001\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u306fAPI Route\u300d\u3068\u899a\u3048\u308b\u3068\u6574\u7406\u3057\u3084\u3059\u3044\u3067\u3059\u3002<\/p>\n\n\n\n
    \n\n\n\n
    \u307e\u3068\u3081<\/h2>\n\n\n\n