Dockerfile

# syntax = docker/dockerfile:1

# Adjust NODE_VERSION as desired
ARG NODE_VERSION=20.1.0
FROM node:${NODE_VERSION}-slim as base

LABEL fly_launch_runtime="Node.js"

# Node.js app lives here
WORKDIR /app

ARG YARN_VERSION=1.22.19
RUN npm install -g yarn@$YARN_VERSION --force

FROM base as test

# Set development environment
ENV NODE_ENV="development"

# Throw-away build stage to reduce size of final image
FROM base as build

# Set production environment
ENV NODE_ENV="production"

# Install packages needed to build node modules
RUN apt-get update -qq && \
    apt-get install -y build-essential pkg-config python-is-python3

# Install node modules
COPY --link package.json yarn.lock ./
RUN yarn install --frozen-lockfile --production=false

# Copy application code
COPY --link . .

# Build application
RUN yarn run build

# Remove development dependencies
RUN yarn install --production=true

# Final stage for app image
FROM base

FROM nginx:1.19 as release
COPY ./nginx/nginx.conf /etc/nginx/nginx.conf
COPY --from=build /app/build /usr/share/nginx/html