1  # syntax = docker/dockerfile:1
 2  
 3  # Adjust NODE_VERSION as desired
 4  ARG NODE_VERSION=18.18.2
 5  FROM node:${NODE_VERSION}-slim as base
 6  
 7  LABEL fly_launch_runtime="Node.js"
 8  
 9  # Node.js app lives here
10  WORKDIR /app
11  
12  # Set production environment
13  ENV NODE_ENV="production"
14  ARG YARN_VERSION=1.22.21
15  RUN npm install -g yarn@$YARN_VERSION --force
16  
17  
18  # Throw-away build stage to reduce size of final image
19  FROM base as build
20  
21  # Install packages needed to build node modules
22  RUN apt-get update -qq && \
23      apt-get install -y build-essential pkg-config python-is-python3
24  
25  # Install node modules
26  # COPY --link package.json yarn.lock ./
27  # RUN yarn install --dev --frozen-lockfile
28  
29  # Copy application code
30  COPY . .
31  RUN yarn install
32  RUN yarn build
33  
34  # Final stage for app image
35  FROM base
36  
37  # Copy built application
38  COPY --from=build /app /app
39  
40  # Start the server by default, this can be overwritten at runtime
41  EXPOSE 3000
42  ENV HOST=0.0.0.0
43  ENV PORT=3000
44  CMD [ "yarn", "start" ]