const users = [ { name: 'Andrei', age: '39', email: 'andres@gmail.com', password: 'pass', }, { name: 'Katya', age: '18', email: 'katya@gmail.com', password: 'another-pass', }, ] Bun.serve({ port: 3333, static: { '/': new Response(await Bun.file('./index.html').bytes(), { headers: { 'Content-Type': 'text/html', }, }), }, async fetch(req) { const url = new URL(req.url) if (url.pathname === '/login' && req.method === 'GET') { const email = url.searchParams.get('email') const password = url.searchParams.get('password') const user = users.find( (u) => u.email === email && u.password === password ) if (!user) { return new Response(await Bun.file('./login-incorrect.html').bytes(), { headers: { 'Content-Type': 'text/html', }, }) } const file = await Bun.file('./dashboard.html').text() return new Response( file .replaceAll('{{username}}', user.name) .replaceAll('{{age}}', user.age), { headers: { 'Content-Type': 'text/html', }, } ) } if (url.pathname === '/blog') return new Response('Blog!') return new Response('404!') }, })