chore: improved docker image weight

Dockerfile

@@ -1,11 +1,50 @@
-FROM node:18-alpine3.17
+FROM node:18-alpine AS base
 
+# Install dependencies only when needed
+FROM base AS deps
 WORKDIR /app
-COPY ./ /app
 
-RUN npm install
+# Install dependencies based on the preferred package manager
+COPY package.json package-lock.json* ./
+RUN npm ci
+
+# Rebuild the source code only when needed
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+
+ENV NEXT_TELEMETRY_DISABLED 1
+RUN npx prisma generate
 RUN npm run build
 
+# Production image, copy all the files and run next
+FROM base 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
+
+COPY --from=builder /app/public ./public
+
+# 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
+
+USER nextjs
+
 EXPOSE 3000
 
-CMD npx prisma migrate deploy && npm run start 
+ENV PORT 3000
+# set hostname to localhost
+ENV HOSTNAME "0.0.0.0"
+
+CMD npx prisma migrate deploy && node server.js

docker-compose.yml

@@ -18,11 +18,10 @@ services:
   mylinks:
     restart: always
     container_name: MyLinks
-    image: sonny93/my-links:latest
-    # build:
-    #   context: .
+    build:
+      context: .
     ports:
-      - 127.0.0.1:5000:3000
+      - 127.0.0.1:3000:3000
     env_file:
       - .env
     # depends_on:

next.config.js

@@ -19,6 +19,7 @@ const config = {
   experimental: {
     webpackBuildWorker: true,
   },
+  output: "standalone",
 };
 
 module.exports = config;