server {
    listen 80;
    server_name localhost;

    root /usr/share/nginx/html;
    index index.html;

    # Поддержка SPA (Single Page Application)
    location / {
        try_files $uri $uri/ /index.html;
    }

    # Настройка кеширования для статических файлов
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg)$ {
        expires 30d;
        add_header Cache-Control "public, no-transform";
    }

    # Настройка для API запросов на бэкенд
    location /api/ {
        proxy_pass http://backend:8000/;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection 'upgrade';
        proxy_set_header Host $host;
        proxy_cache_bypass $http_upgrade;
    }
}