---

server {
    listen 80;
    listen [::]:80;
    server_name _;

    root /opt/cherkizovo/frontend;
    index index.html;

    client_max_body_size 20m;

    gzip on;
    gzip_types text/css application/javascript application/json image/svg+xml;
    gzip_min_length 1024;

    location /api/ {
        proxy_pass http://127.0.0.1:5000;
        proxy_http_version 1.1;
        # OAuth-callback и cookie-сессия портала: пробрасываем QueryString, Cookie и
        # X-Forwarded-* без перехвата редиректов, чтобы схема/хост совпадали с RedirectUri.
        proxy_intercept_errors off;
        proxy_pass_request_headers on;
        proxy_set_header Connection "";
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header X-Forwarded-Host $host;
    }

    location /health {
        proxy_pass http://127.0.0.1:5000;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
    }

    location /assets/ {
        try_files $uri =404;
        add_header Cache-Control "public, max-age=31536000, immutable";
    }

    location / {
        try_files $uri $uri/ /index.html;
    }
}