This is a docker-compose setup running an express app, being load-balanced through NGINX.
All NGINX configs has been intensely commented and explained, as well as the DockerFiles.
To run it:
docker-compose up --build
To run the alpine version (5MB image):
docker-compose -f docker-compose-alpine.yml up --build
If you feel that something is missing, make an issue! 🙂 If you want do add something, just make a Pull Request.