server { listen 80; listen [::]:80; server_name nsite; location / { proxy_cache request_cache; proxy_cache_valid 200 60m; proxy_cache_valid 404 10m; proxy_cache_key $host$uri; proxy_cache_use_stale error timeout updating http_500 http_502 http_503 http_504; expires 30d; add_header Cache-Control "public, no-transform"; proxy_set_header Host $host; proxy_pass http://127.0.0.1:3000; } }