server {
    listen 80;
    server_name _;
    root /usr/share/nginx/html;
    gzip on;
    gzip_types text/css application/javascript application/json image/svg+xml;
    gzip_min_length 256;

    # Docker embedded DNS: без resolver nginx кэширует IP upstream при старте —
    # после recreate evobgp-all остаётся 502 (connection refused на старый IP).
    resolver 127.0.0.11 valid=10s ipv6=off;
    set $evobgp_upstream evobgp-api;

    location /v1/ {
        # С переменной в proxy_pass нельзя полагаться на замену URI — передаём $request_uri целиком.
        proxy_pass http://$evobgp_upstream:8080$request_uri;
        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 $http_x_forwarded_proto;
    }

    location = /metrics {
        proxy_pass http://$evobgp_upstream:8080/metrics;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
    }

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