Create Dockerfile

Dockerfile

@@ -1,29 +1,63 @@
-# ---- Base Node ----
-FROM node:19-alpine AS base
+FROM node:18-alpine AS base
+
+# Install dependencies only when needed
+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
-COPY package*.json ./
 
-# ---- Dependencies ----
-FROM base AS dependencies
-RUN npm ci
+# Install dependencies based on the preferred package manager
+COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* ./
+RUN \
+  if [ -f yarn.lock ]; then yarn --frozen-lockfile; \
+  elif [ -f package-lock.json ]; then npm ci; \
+  elif [ -f pnpm-lock.yaml ]; then yarn global add pnpm && pnpm i --frozen-lockfile; \
+  else echo "Lockfile not found." && exit 1; \
+  fi
+
+# Uncomment the following lines if you want to use a secret at buildtime, 
+# for example to access your private npm packages
+# RUN --mount=type=secret,id=HF_EXAMPLE_SECRET,mode=0444,required=true \
+#     $(cat /run/secrets/HF_EXAMPLE_SECRET)
 
-# ---- Build ----
-FROM dependencies AS build
+# Rebuild the source code only when needed
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
 COPY . .
+
+# Next.js collects completely anonymous telemetry data about general usage.
+# Learn more here: https://nextjs.org/telemetry
+# Uncomment the following line in case you want to disable telemetry during the build.
+# ENV NEXT_TELEMETRY_DISABLED 1
+
+# RUN yarn build
+
+# If you use yarn, comment out this line and use the line above
 RUN npm run build
 
-# ---- Production ----
-FROM node:19-alpine AS production
+# Production image, copy all the files and run next
+FROM base AS runner
 WORKDIR /app
-COPY --from=dependencies /app/node_modules ./node_modules
-COPY --from=build /app/.next ./.next
-COPY --from=build /app/public ./public
-COPY --from=build /app/package*.json ./
-COPY --from=build /app/next.config.js ./next.config.js
-COPY --from=build /app/next-i18next.config.js ./next-i18next.config.js
-
-# Expose the port the app will run on
+
+ENV NODE_ENV production
+# Uncomment the following line in case you want to disable telemetry during runtime.
+# ENV NEXT_TELEMETRY_DISABLED 1
+
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 nextjs
+
+COPY --from=builder /app/public ./public
+
+# 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
+
+USER nextjs
+
 EXPOSE 3000
 
-# Start the application
-CMD ["npm", "start"]
+ENV PORT 3000
+
+CMD ["node", "server.js"]