server {
    listen 80;
    server_name _;

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

    # Hashed build assets must never fall back to index.html.
    # Otherwise missing JS/CSS returns text/html and browsers throw MIME errors.
    location /assets/ {
        try_files $uri =404;
        access_log off;
        expires 1y;
        add_header Cache-Control "public, immutable";
    }

    location ~* \.(?:js|css|png|jpg|jpeg|gif|ico|svg|webp|woff2?|ttf|eot|webmanifest|map)$ {
        try_files $uri =404;
        access_log off;
        expires 7d;
        add_header Cache-Control "public";
    }

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