fquiz/deploy/pro-deploy/nginx.conf

server {
  listen 3000;
  server_name _;

  client_max_body_size 200m;

  # Docker internal DNS resolver — forces nginx to re-resolve service names
  # at runtime instead of caching IPs at startup (fixes 502 after container restart)
  resolver 127.0.0.11 valid=10s;

  location /api/v1/ws {
    set $backend_api "http://api:8000";
    proxy_pass $backend_api;
    proxy_http_version 1.1;
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_read_timeout 3600s;
    proxy_send_timeout 3600s;
  }

  location /api/ {
    set $backend_api "http://api:8000";
    proxy_pass $backend_api;
    proxy_http_version 1.1;
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_read_timeout 3600s;
    proxy_send_timeout 3600s;
  }

  location / {
    set $backend_web "http://web:3000";
    proxy_pass $backend_web;
    proxy_http_version 1.1;
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_read_timeout 3600s;
    proxy_send_timeout 3600s;
  }
}