import { defineConfig } from 'vite'
import react from '@vitejs/plugin-react'
import { tanstackStart } from '@tanstack/react-start/plugin/vite'

// Plain TanStack Start config (Node target) — used for local sandbox dev. This
// template is deploy-provider agnostic: it ships NO @cloudflare/vite-plugin. At
// deploy, fabric CI injects the CF adapter (vite.config.cf.ts merges cloudflare()
// on top of this config) to emit the CF Workers SSR bundle. Do not add cloudflare
// here — that would double-apply it and couple the template to a provider.
export default defineConfig({
  plugins: [tanstackStart(), react()],
  server: {
    // Bind to 0.0.0.0 so the IPv4 loopback is reachable from Caddy's
    // reverse_proxy. Without this, Vite binds to ::1 (IPv6 localhost) in the
    // container because /etc/hosts lists ::1 before 127.0.0.1 in Node's
    // resolver order, causing Caddy's 127.0.0.1:port probe to be refused.
    host: '0.0.0.0',
    // Allow requests from any hostname (including nip.io reverse-proxy URLs
    // used in sandbox preview iframes).
    allowedHosts: true,
  },
})