| # syntax=docker/dockerfile:1 | |
| ARG NODE_VERSION=18 | |
| FROM node:${NODE_VERSION}-alpine | |
| # Use production node environment by default. | |
| ENV NODE_ENV production | |
| ENV PORT 7860 | |
| WORKDIR /usr/src/app | |
| # Download dependencies as a separate step to take advantage of Docker's caching. | |
| # Leverage a cache mount to /root/.npm to speed up subsequent builds. | |
| # Leverage a bind mounts to package.json and package-lock.json to avoid having to copy them into | |
| # into this layer. | |
| RUN --mount=type=bind,source=package.json,target=package.json \ | |
| --mount=type=bind,source=package-lock.json,target=package-lock.json \ | |
| --mount=type=cache,target=/root/.npm \ | |
| npm ci --omit=dev | |
| RUN mkdir -p /data/logs | |
| RUN chown -R node:node /data/logs | |
| # Run the application as a non-root user. | |
| USER node | |
| # Copy the rest of the source files into the image. | |
| COPY . /usr/src/app | |
| # Expose the port that the application listens on. | |
| EXPOSE 7860 | |
| ENV BODY_SIZE_LIMIT=50000000 | |
| # Run the application. | |
| CMD node build | |