Dockerfile

# ---- Base stage ----
FROM node:18-alpine as base

# Set working directory
WORKDIR /app/customer-service

# Disable interactive prompts and enable Corepack
ENV COREPACK_ENABLE_DOWNLOAD_PROMPT=0 \
    COREPACK_ENABLE_STRICT=0
RUN corepack enable \
 && corepack prepare pnpm@10.10.0 --activate

# ---- Builder stage ----
FROM base AS builder
WORKDIR /app/customer-service

# Copy manifests and generate dependencies
COPY customer-service/package.json customer-service/pnpm-lock.yaml /app/customer-service/
COPY customer-service/nest-cli.json customer-service/tsconfig*.json /app/customer-service/
# This copies both schema.prisma and migrations folder
COPY customer-service/prisma /app/customer-service/prisma/

# Install deps & generate client
RUN pnpm install --frozen-lockfile \
  && pnpm prisma generate

# Copy source, build
COPY customer-service/src /app/customer-service/src/
RUN pnpm build

# ---- Final stage: runtime ----
FROM base AS runtime
WORKDIR /app/customer-service

# Copy built artifacts from builder
COPY --from=builder /app/customer-service/node_modules /app/customer-service/node_modules/
COPY --from=builder /app/customer-service/dist /app/customer-service/dist/
COPY --from=builder /app/customer-service/prisma /app/customer-service/prisma/
COPY --from=builder /app/customer-service/package.json /app/customer-service/
COPY --from=builder /app/customer-service/pnpm-lock.yaml /app/customer-service/

# Health check
HEALTHCHECK --interval=30s --timeout=3s \
  CMD wget --no-verbose --tries=1 --spider http://localhost:3000/health || exit 1

# Expose port
EXPOSE 3000

# Start the application
CMD ["sh", "-c", "pnpm prisma migrate deploy && pnpm start:prod"]