Dockerfile.nest.production

# syntax=docker/dockerfile:1

ARG NODE_VERSION=21.1.0
ARG PNPM_VERSION=9.15.2

#-------------------------------------------------------------------------------
# Base stage: Set up the common environment
#-------------------------------------------------------------------------------
FROM node:${NODE_VERSION}-slim AS base
WORKDIR /app

# Install pnpm.
RUN npm install -g pnpm@${PNPM_VERSION}

# Install turbo.
RUN npm install -g turbo

#-------------------------------------------------------------------------------
# Pruner stage: Prune the workspace for the specified application
#-------------------------------------------------------------------------------
FROM base AS pruner
ARG WORKSPACE_APP
WORKDIR /app

# Copy all files to the container
COPY . .

# Prune the workspace for the specified WORKSPACE_APP
RUN turbo prune --scope=${WORKSPACE_APP} --docker

#-------------------------------------------------------------------------------
# Builder stage: Build the specified application and optimize for production
#-------------------------------------------------------------------------------
FROM base AS builder
ARG WORKSPACE_APP
WORKDIR /app

# Copy pruned files and install dependencies
COPY --from=pruner /app/out/pnpm-lock.yaml ./pnpm-lock.yaml
COPY --from=pruner /app/out/pnpm-workspace.yaml ./pnpm-workspace.yaml
COPY --from=pruner /app/out/json/ .

# Install dependencies
RUN pnpm install --frozen-lockfile

# Copy source and build the specified application
COPY --from=pruner /app/out/full/ .
RUN pnpm turbo run build --filter=${WORKSPACE_APP}

# Optimize for production
RUN pnpm install --prod

#-------------------------------------------------------------------------------
# Runner stage: Set up the environment and run the application
#-------------------------------------------------------------------------------
FROM base AS runner
ARG WORKSPACE_APP

# Set up non-root user for security
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nodejs
USER nodejs

WORKDIR /app
COPY --from=builder --chown=nodejs:nodejs /app .

# Navigate to the WORKSPACE_APP directory
WORKDIR /app/apps/${WORKSPACE_APP}

# Set environment variables
ARG PORT=8080
ENV PORT=${PORT}
ENV NODE_ENV="production"

EXPOSE ${PORT}
CMD [ "pnpm", "run", "start:prod" ]