Dockerfile

FROM rstudio/plumber:latest

# Set working directory
WORKDIR /app

# Copy application files
COPY app.R /app/

# Expose port
EXPOSE 7860

# Override entrypoint to set custom port
ENTRYPOINT ["R", "-e"]
CMD ["pr <- plumber::plumb('/app/app.R'); pr$run(host='0.0.0.0', port=7860)"]