worker_processes auto;
pid /tmp/nginx.pid;

events {
  worker_connections 1024;
}

http {
  include /etc/nginx/mime.types;
  default_type application/octet-stream;
  access_log /dev/stdout;
  error_log /dev/stderr warn;
  sendfile on;
  server_tokens off;

  client_body_temp_path /tmp/client_temp;
  proxy_temp_path /tmp/proxy_temp;
  fastcgi_temp_path /tmp/fastcgi_temp;
  uwsgi_temp_path /tmp/uwsgi_temp;
  scgi_temp_path /tmp/scgi_temp;

  upstream zhinian_go_api {
    server zhinian-go-api:8080;
  }

  server {
    listen 3000;
    root /usr/share/nginx/html;
    client_max_body_size 100m;

    location = /healthz {
      access_log off;
      default_type text/plain;
      return 200 "ok\n";
    }

    location ~ ^/(api|uploads|generated-results)(?:/|$) {
      proxy_pass http://zhinian_go_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 120s;
      proxy_send_timeout 120s;
    }

    location /_next/static/ {
      expires 1y;
      add_header Cache-Control "public, max-age=31536000, immutable";
      try_files $uri =404;
    }

    location / {
      add_header Cache-Control "no-cache, no-store, must-revalidate" always;
      add_header Pragma "no-cache" always;
      add_header Expires "0" always;
      try_files $uri $uri.html $uri/ /index.html;
    }
  }
}