python fastapi with nginx and byte range (e.g important for video streaming into apple devices)

configs

#Use FileResponse in FastAPI
#docker-compose.yml

version: '3.3'
services:
  web:
    build: ./services/web
    command: gunicorn -k uvicorn.workers.UvicornWorker --bind 0.0.0.0:8000 project:app
    expose:
      - 8000
    volumes:
      - ./services/web/:/usr/src/app/
    #ports:
    #  - 8000:8000
    env_file:
      - ./.env.dev

  nginx:
    build: ./services/nginx
    ports:
      - 80:80
    depends_on:
    - web


#nginx.conf

upstream fast_api_application {
    server web:8000;
}

server {

    listen 80;
    location / {
    proxy_buffering off; 
    proxy_buffer_size 16k;
    proxy_busy_buffers_size 24k;
    proxy_buffers 64 4k;
    proxy_force_ranges on;
    proxy_pass http://fast_api_application;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $host;
    proxy_redirect off;
    }

}