cat > /home/isintel4/public_html/escritorio/.htaccess <<'EOF'
RewriteEngine On
RewriteCond %{HTTP:Upgrade} =websocket [NC]
RewriteRule /(.*) ws://127.0.0.1:3010/$1 [P,L]
RewriteCond %{HTTP:Upgrade} !=websocket [NC]
RewriteRule /(.*) http://127.0.0.1:3010/$1 [P,L]
EOF