Dockerfile

# Build Stage
FROM node:22-alpine AS builder

WORKDIR /app

# Copy package files and install dependencies
COPY package.json yarn.lock ./
RUN yarn install --frozen-lockfile

# Copy application code
COPY . .

# Build the application
RUN yarn build

# Production Stage
FROM node:22-alpine AS runner

WORKDIR /app

ENV NODE_ENV production

# Create a non-root user for running the application
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

# Copy necessary files from build stage
COPY --from=builder /app/public ./public
COPY --from=builder /app/.next/standalone ./
COPY --from=builder /app/.next/static ./.next/static

# Set proper permissions
RUN chown -R nextjs:nodejs /app

USER nextjs

EXPOSE 3000

ENV PORT 3000
ENV HOSTNAME "0.0.0.0"

CMD ["node", "server.js"]