Should be ready to host hopefully

host/next/docker/Dockerfile

@@ -1,54 +1,48 @@
 # syntax=docker/dockerfile:1
-FROM oven/bun:latest AS base
-# Install dependencies only when needed
+
+# --- Bun on Alpine for build ---
+FROM oven/bun:alpine AS base
+
+# --- deps: install node_modules with Bun ---
 FROM base AS deps
-# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
 RUN apk add --no-cache libc6-compat
 WORKDIR /app
 
-# Install dependencies with Bun
-COPY package.json bun.lockb* ./
-RUN bun install --frozen-lockfile
-RUN \
-  if [ -f bun.lockb ]; then bun install --frozen-lockfile; \
-  else echo "Lockfile not found." && exit 1; \
-  fi
-# Rebuild the source code only when needed
+# Copy package + whichever Bun lock file you have (optional)
+COPY package.json bun.lockb* bun.lock* ./
+
+# If bun.lockb exists, enforce frozen; otherwise install and generate it
+RUN if [ -f bun.lockb ]; then \
+      bun install --frozen-lockfile; \
+    else \
+      bun install; \
+    fi
+
+# --- builder: build Next.js with Bun ---
 FROM base AS builder
 WORKDIR /app
 COPY --from=deps /app/node_modules ./node_modules
 COPY . .
 ENV NEXT_TELEMETRY_DISABLED=1
-
 RUN bun run build
 
-# Production image, copy all the files and run next
-FROM base AS runner
+# --- runner: Node on Alpine to run server.js ---
+FROM node:20-alpine AS runner
 WORKDIR /app
-
 ENV NODE_ENV=production
 ENV NEXT_TELEMETRY_DISABLED=1
 
-RUN addgroup --system --gid 1001 nodejs
-RUN adduser --system --uid 1001 nextjs
-
+# non-root user
+RUN addgroup -S nodejs -g 1001 && adduser -S nextjs -u 1001
 COPY --from=builder /app/public ./public
+RUN mkdir .next && chown -R nextjs:nodejs .next
 
-# Set the correct permission for prerender cache
-RUN mkdir .next
-RUN chown nextjs:nodejs .next
-
-# Automatically leverage output traces to reduce image size
-# https://nextjs.org/docs/advanced-features/output-file-tracing
-COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
-COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
+# Next standalone output
+COPY --from=builder /app/.next/standalone ./
+COPY --from=builder /app/.next/static ./.next/static
 
 USER nextjs
-
 EXPOSE 3000
-
 ENV PORT=3000
-# server.js is created by next build from the standalone output
-# https://nextjs.org/docs/pages/api-reference/config/next-config-js/output
-ENV HOSTNAME="0.0.0.0"
+ENV HOSTNAME=0.0.0.0
 CMD ["node", "server.js"]