git

Dockerfile

@@ -1,4 +1,3 @@
-# Base image
 FROM node:20-alpine AS base
 
 ### Dependencies ###
@@ -19,20 +18,28 @@ RUN pnpm install --frozen-lockfile --prefer-frozen-lockfile
 # Builder
 FROM base AS builder
 
+RUN corepack enable
+RUN corepack prepare pnpm@latest --activate
+
 WORKDIR /app
 
 COPY . ./
 COPY --from=deps /app/node_modules ./node_modules
+COPY ./src ./src
+COPY ./public ./public
+COPY package.json pnpm-lock.yaml ./
+RUN pnpm install --frozen-lockfile --prefer-frozen-lockfile
 RUN pnpm build
 
 ### Production image runner ###
 FROM base AS runner
 
-# Copy curl from deps stage
-COPY --from=deps /usr/bin/curl /usr/bin/curl
+# Install curl for healthcheck
+RUN apk add --no-cache curl
 
 # Disable Next.js telemetry
-ENV NEXT_TELEMETRY_DISABLED 1
+# https://nextjs.org/telemetry
+ENV NEXT_TELEMETRY_DISABLED=1
 
 # Set correct permissions for nextjs user and don't run as root
 RUN addgroup nodejs
@@ -40,7 +47,8 @@ RUN adduser -SDH nextjs
 RUN mkdir .next
 RUN chown nextjs:nodejs .next
 
-# Copy built app from builder stage
+# 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
 COPY --from=builder --chown=nextjs:nodejs /app/public ./public
@@ -49,9 +57,9 @@ USER nextjs
 
 # Exposed port (for orchestrators and dynamic reverse proxies)
 EXPOSE 3000
-ENV PORT 3000
-ENV HOSTNAME "0.0.0.0"
+ENV PORT=3000
+ENV HOSTNAME=0.0.0.0
 HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 CMD ["curl", "-f", "http://localhost:3000/health"]
 
-# Run the next.js app
+# Run the nextjs app
 CMD ["node", "server.js"]