import { NextRequest, NextResponse } from 'next/server'; export const config = { matcher: ['/:path*'], }; export function middleware(req: NextRequest) { // 開発時では認証をスキップ if (process.env.NODE_ENV === 'development') { return NextResponse.next(); } // 環境変数が設定されていない場合は認証をスキップ if (!process.env.BASIC_AUTH_PASSWORD) { return NextResponse.next(); } const basicAuth = req.headers.get('authorization'); const
![Next.jsのApp RouterでBasic 認証を実装する](https://cdn-ak-scissors.b.st-hatena.com/image/square/27a491006ab0a07fd6d6278b529261e5201120b8/height=288;version=1;width=512/https%3A%2F%2Fres.cloudinary.com%2Fzenn%2Fimage%2Fupload%2Fs--VjkUJCX5--%2Fc_fit%252Cg_north_west%252Cl_text%3Anotosansjp-medium.otf_55%3ANext.js%2525E3%252581%2525AEApp%252520Router%2525E3%252581%2525A7Basic%252520%2525E8%2525AA%25258D%2525E8%2525A8%2525BC%2525E3%252582%252592%2525E5%2525AE%25259F%2525E8%2525A3%252585%2525E3%252581%252599%2525E3%252582%25258B%252Cw_1010%252Cx_90%252Cy_100%2Fg_south_west%252Cl_text%3Anotosansjp-medium.otf_37%3Ahanetsuki%252Cx_203%252Cy_121%2Fg_south_west%252Ch_90%252Cl_fetch%3AaHR0cHM6Ly9zdG9yYWdlLmdvb2dsZWFwaXMuY29tL3plbm4tdXNlci11cGxvYWQvYXZhdGFyLzEyYTU1YjAwYmIuanBlZw%3D%3D%252Cr_max%252Cw_90%252Cx_87%252Cy_95%2Fv1627283836%2Fdefault%2Fog-base-w1200-v2.png)