dockerfiles/nextcloud/rootfs/nginx/sites-enabled/nginx.conf

server {
        listen 8888;
        root /nextcloud;

        fastcgi_buffers 64 4K;

        add_header Strict-Transport-Security "max-age=15768000; includeSubDomains; preload;" always;
        add_header Referrer-Policy "no-referrer" always;
        add_header X-Content-Type-Options "nosniff" always;
        add_header X-Download-Options "noopen" always;
        add_header X-Frame-Options "SAMEORIGIN" always;
        add_header X-Permitted-Cross-Domain-Policies "none" always;
        add_header X-Robots-Tag "none" always;
        add_header X-XSS-Protection "1; mode=block" always;


        location = /robots.txt {
            allow all;
            log_not_found off;
            access_log off;
        }

        rewrite ^/.well-known/host-meta /public.php?service=host-meta last;
        rewrite ^/.well-known/host-meta.json /public.php?service=host-meta-json last;
        rewrite ^/.well-known/webfinger /public.php?service=webfinger last;

        location = /.well-known/carddav {
            return 301 https://$host/remote.php/dav;
        }

        location = /.well-known/caldav {
            return 301 https://$host/remote.php/dav;
        }

        location / {
            rewrite ^ /index.php$request_uri;
        }

        location ~ ^/(?:build|tests|config|lib|3rdparty|templates|data)/ {
            deny all;
        }

        location ~ ^/(?:\.|autotest|occ|issue|indie|db_|console) {
            deny all;
        }

        location ~ ^/(?:index|remote|public|cron|core/ajax/update|status|ocs/v[12]|updater/.+|oc[ms]-provider/.+)\.php(?:$|/) {
            include /nginx/conf/fastcgi_params;
            fastcgi_split_path_info ^(.+\.php)(/.*)$;
            fastcgi_hide_header X-Powered-By;
            fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
            fastcgi_param PATH_INFO $fastcgi_path_info;
            fastcgi_param modHeadersAvailable true;
            fastcgi_param front_controller_active true;
            fastcgi_pass unix:/php/run/php-fpm.sock;
            fastcgi_intercept_errors off;
            fastcgi_request_buffering off;
            fastcgi_read_timeout 1200;
        }

        location ~ ^/(?:updater|oc[ms]-provider)(?:$|/) {
            try_files $uri/ =404;
            index index.php;
        }

        location ~ \.(?:css|js|woff2?|svg|gif|map)$ {
            try_files $uri /index.php$request_uri;
            add_header Cache-Control "public, max-age=7200";
            add_header Strict-Transport-Security "max-age=15768000; includeSubDomains; preload;" always;
            add_header Referrer-Policy "no-referrer" always;
            add_header X-Content-Type-Options "nosniff" always;
            add_header X-Download-Options "noopen" always;
            add_header X-Frame-Options "SAMEORIGIN" always;
            add_header X-Permitted-Cross-Domain-Policies "none" always;
            add_header X-Robots-Tag "none" always;
            add_header X-XSS-Protection "1; mode=block" always;
            access_log off;
        }

        location ~ \.(?:png|html|ttf|ico|jpg|jpeg|bcmap)$ {
            try_files $uri /index.php$request_uri;
            access_log off;
        }
}