Dockerfile

# Stage 1: Install dependencies
FROM node:20-alpine AS deps
RUN apk add --no-cache libc6-compat python3 make g++
WORKDIR /app

COPY package.json package-lock.json ./
RUN npm ci

# Stage 2: Build the application
FROM node:20-alpine AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

# Set environment variables for build time
ENV NEXT_TELEMETRY_DISABLED 1
ENV NODE_ENV production

RUN npm run build

# Stage 3: Runner
FROM node:20-alpine AS runner
WORKDIR /app

# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine
RUN apk add --no-cache libc6-compat

ENV NODE_ENV production
ENV NEXT_TELEMETRY_DISABLED 1

RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

# Set up the data directory for SQLite
RUN mkdir -p data && chown nextjs:nodejs data

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

ENV PORT 3000
ENV HOSTNAME "0.0.0.0"

# Note: The database path should be set to /app/data/pathfind.db in the environment
# to ensure it's stored in the volume
CMD ["node", "server.js"]