Correct NGINX conf

upstream php-handler {
    server unix:/run/php/php8.1-fpm.sock;
}

server {
    listen 80 default_server;
    listen [::]:80 default_server;
    server_name nc.ru;
    fastcgi_hide_header X-Powered-By;
    fastcgi_read_timeout 3600;
    fastcgi_send_timeout 3600;
    fastcgi_connect_timeout 3600;
    fastcgi_intercept_errors off;

    server_tokens off;

    proxy_set_header X-Forwarded-Host $http_host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_buffers 8 64k;
    proxy_busy_buffers_size 128k;
    proxy_buffer_size 64k;


    root /var/www/nextcloud;

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


    location = /.well-known/carddav { return 301 https://nc.ru/remote.php/dav; }
    location = /.well-known/caldav { return 301 https://nc.ru/remote.php/dav; }

        location = /.well-known/webfinger   { return 301 https://nc.ru/index.php$uri; }
        location = /.well-known/nodeinfo   { return 301 https://nc.ru/index.php$uri; }

    client_max_body_size 30G;
    client_body_timeout 3600s;
    fastcgi_buffers 64 4K;
    gzip on;
    gzip_vary on;
    gzip_comp_level 4;
    gzip_min_length 256;
    gzip_proxied expired no-cache no-store private no_last_modified no_etag auth;
    gzip_types application/atom+xml application/javascript application/json application/ld+json application/manifest+json application/rss+xml application/vnd.geo+json application/vnd.ms-fontobject application/wasm application/x-font-ttf application/x-web-app-manifest+json application/xhtml+xml application/xml font/opentype image/bmp image/svg+xml image/x-icon text/cache-manifest text/css text/plain text/vcard text/vnd.rim.location.xloc text/vtt text/x-component text/x-cross-domain-policy;
    add_header Strict-Transport-Security            "max-age=15768000; includeSubDomains; preload;" always;
    add_header Permissions-Policy                   "interest-cohort=()";
    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;
    fastcgi_hide_header X-Powered-By;

    location / {
        rewrite ^ /index.php;
    }

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

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

location /netdata {
return 301 /netdata/;
}
location ~ /netdata/(?<ndpath>.*) {
auth_basic "Bitte Zugangsdaten eingeben";
auth_basic_user_file /etc/nginx/netdata-access;
proxy_http_version 1.1;
proxy_pass_request_headers on;
proxy_set_header Connection "keep-alive";
proxy_store off;
proxy_pass http://netdata/$ndpath$is_args$args;
gzip on;
gzip_proxied any;
gzip_types *;
}


    location ~ ^/(?:build|tests|config|lib|3rdparty|templates|data)(?:$|/)  { return 404; }

    location ~ ^/(?:\.|autotest|occ|issue|indie|db_|console)                { return 404; }

    location ~ ^\/(?:index|remote|public|cron|core\/ajax\/update|status|ocs\/v[12]|updater\/.+|oc[ms]-provider\/.+|.+\/richdocumentscode\/proxy)\.php(?:$|\/) {
        fastcgi_split_path_info ^(.+?\.php)(\/.*|)$;
        set $path_info $fastcgi_path_info;
        try_files $fastcgi_script_name =404;
        include fastcgi_params;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        fastcgi_param PATH_INFO $path_info;
        fastcgi_param HTTPS on;
        fastcgi_param modHeadersAvailable true;
        fastcgi_param front_controller_active true;
        fastcgi_pass php-handler;
        fastcgi_intercept_errors on;
        fastcgi_request_buffering off;
    }

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

    location ~ \.(?:html|ttf|css|js|svg|gif|png|jpg|jpeg|psd|psb|eps|pdf|ai|tif|ico|wasm|tflite|map|bcmap|mp4|webm)$ {
        try_files $uri /index.php$request_uri;
        add_header Cache-Control "public, max-age=15778463";
        add_header Strict-Transport-Security "max-age=15768000; includeSubDomains; preload;" always;
        expires 6M;
        access_log off;
    }

    location ~ \.woff2?$ {
        try_files $uri /index.php$request_uri;
        expires 7d;         # Cache-Control policy borrowed from `.htaccess`
        access_log off;     # Optional: Don't log access to assets
    }

}