feat: add standalone output and Dockerfile for dokploy deployment

Dockerfile

@@ -0,0 +1,27 @@
+FROM node:24-alpine AS base
+ENV PNPM_HOME="/pnpm"
+ENV PATH="$PNPM_HOME:$PATH"
+ENV NODE_ENV=production
+RUN corepack enable
+
+FROM base AS deps
+WORKDIR /app
+COPY package.json pnpm-lock.yaml* ./
+RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm install --frozen-lockfile --prod
+
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+RUN pnpm run build
+
+FROM base AS runner
+WORKDIR /app
+ENV NODE_ENV=production
+RUN addgroup --system --gid 1001 nodejs && adduser --system --uid 1001 nextjs
+COPY --from=builder /app/public ./public
+COPY --from=builder /app/.next/standalone ./
+COPY --from=builder /app/.next/static ./.next/static
+USER nextjs
+EXPOSE 3000
+CMD ["node", "server.js"]

next.config.ts

@@ -2,6 +2,7 @@ import type { NextConfig } from "next"
 
 const nextConfig: NextConfig = {
   /* config options here */
+  output: "standalone",
   reactCompiler: true,
   experimental: {
     // Tailwind's CSS is small (~6 KB gzipped): inlined in the HTML, it no longer blocks the first