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flux-srl/Dockerfile
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davidherran 320c0862df
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fix: pin all sharp platform binaries so npm ci works on any host
The previous attempts (--include=optional, then a separate npm install
fallback) failed because npm ci runs sharp's install script DURING
installation — and that script crashes ("Please add node-gyp to your
dependencies") before the next Dockerfile step gets to run.

Real fix: pin every sharp platform binary as an optionalDependency in
package.json. npm now records URL+hash for all of them in the lock
file regardless of which OS generated the lock. On any build host,
npm ci picks the matching binary via the os/cpu/libc filters in those
packages and silently skips the rest.

Pinned binaries (sharp 0.34.5):
- @img/sharp-linuxmusl-x64   (Alpine x64 — our VPS)
- @img/sharp-linuxmusl-arm64 (Alpine arm64)
- @img/sharp-linux-x64       (glibc x64)
- @img/sharp-linux-arm64     (glibc arm64)
- @img/sharp-darwin-arm64    (Apple Silicon dev)
- @img/sharp-darwin-x64      (Intel Mac dev)

Side benefit: simplifies the Dockerfile. Drops the secondary
`npm install --no-save --cpu=x64 --os=linux --libc=musl sharp` step
and the vips-dev system package (no source compilation needed when
the prebuilt binary is guaranteed present). The runner stage still
needs `vips` runtime, that stays.
2026-05-04 15:52:22 -05:00

89 lines
3.6 KiB
Docker

# ═══════════════════════════════════════════════════════════════
# FLUX SRL — Production Dockerfile (Multi-Stage)
# Next.js 16 + Prisma + next-intl + AI SDK
# ═══════════════════════════════════════════════════════════════
# ── Stage 1: Install dependencies ──
FROM node:22-alpine AS deps
# libc6-compat: glibc shim for prebuilt native binaries (Prisma engines)
RUN apk add --no-cache libc6-compat
WORKDIR /app
COPY package.json package-lock.json ./
# Sharp's per-platform binaries (@img/sharp-linuxmusl-x64, etc.) are pinned
# as optionalDependencies in package.json, so the lock file records every
# supported platform. `npm ci` then picks the matching one for the build
# host (Alpine x64) and skips the rest — no source compilation needed,
# no extra Dockerfile gymnastics.
RUN npm ci --include=optional --no-audit --no-fund
# ── Stage 2: Build the application ──
FROM node:22-alpine AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
# Prisma: generate client for linux-musl (Alpine)
# NOTE: dummy URL required because prisma.config.ts calls env("DATABASE_URL")
# during generate. The real URL is injected at runtime via docker-compose.
RUN DATABASE_URL="postgresql://dummy:dummy@localhost:5432/dummy" npx prisma generate
# Disable telemetry during build
ENV NEXT_TELEMETRY_DISABLED=1
ENV DATABASE_URL="postgresql://dummy:dummy@localhost:5432/dummy"
RUN npm run build
# ── Stage 3: Production runner ──
FROM node:22-alpine AS runner
WORKDIR /app
ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1
# vips runtime — required for sharp at runtime, not just build
RUN apk add --no-cache vips
# Security: run as non-root user
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs
# Copy public assets (footage, images, GLB models)
COPY --from=builder /app/public ./public
# Copy standalone build
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
# Copy Prisma schema + generated client + CLI binaries (the CLI is needed
# at runtime so the entrypoint can run `prisma migrate deploy` before the
# server boots — avoids the "table does not exist" race after schema changes)
COPY --from=builder /app/prisma ./prisma
COPY --from=builder /app/prisma.config.ts ./prisma.config.ts
COPY --from=builder /app/node_modules/.prisma ./node_modules/.prisma
COPY --from=builder /app/node_modules/@prisma ./node_modules/@prisma
COPY --from=builder /app/node_modules/prisma ./node_modules/prisma
# Copy sharp binary explicitly — Next.js standalone trace usually picks it
# up, but the @img/sharp-linuxmusl-x64 prebuilt is platform-conditional and
# can be missed. Copying both directories guarantees runtime availability.
COPY --from=builder /app/node_modules/sharp ./node_modules/sharp
COPY --from=builder /app/node_modules/@img ./node_modules/@img
# Copy i18n message files (required by next-intl at runtime)
COPY --from=builder /app/messages ./messages
USER nextjs
EXPOSE 3000
ENV PORT=3000
ENV HOSTNAME="0.0.0.0"
# Run pending migrations on startup, then boot the Next.js server.
# `migrate deploy` is idempotent — it skips already-applied migrations.
# If the DB is unreachable the container exits and docker-compose retries.
CMD ["sh", "-c", "node ./node_modules/prisma/build/index.js migrate deploy && node server.js"]