It was solved; here is my working Apache's nodebb.conf:
<VirtualHost *:80> ServerName thewizards.club Redirect permanent / https://thewizards.club </VirtualHost> <VirtualHost *:443> ServerName thewizards.club SSLEngine on SSLProtocol all -SSLv2 SSLCipherSuite ALL:!ADH:!EXPORT:!SSLv2:RC4+RSA:+HIGH:+MEDIUM SSLCertificateFile /etc/apache2/ssl/thewizards-club/2_thewizards.club.crt SSLCertificateKeyFile /etc/apache2/ssl/server.key.insecure SSLCertificateChainFile /etc/apache2/ssl/thewizards-club/1_root_bundle.crt # ServerAdmin webmaster@localhost <Proxy *> Require all granted </Proxy> ProxyRequests off #ProxyVia on AllowEncodedSlashes On #ProxyPreserveHost on RequestHeader set X-Forwarded-Proto "https" RewriteEngine On RewriteCond %{REQUEST_URI} ^/socket.io [NC] RewriteCond %{QUERY_STRING} transport=websocket [NC] RewriteRule /(.*) ws://127.0.0.1:4567/$1 [P,NE,L] # NE flag == noescape ProxyPass /socket.io http://127.0.0.1:4567/socket.io nocanon retry=0 ProxyPassReverse /socket.io http://127.0.0.1:4567/socket.io ProxyPass / http://127.0.0.1:4567/ nocanon retry=0 ProxyPassReverse / http://127.0.0.1:4567/ ErrorLog /home/web/logs/apache/forum-error.log CustomLog /home/web/logs/apache/forum-access.log combined </VirtualHost>It was fixed it based on these resources:
