Echo File replace to CAT

Main-Install-Script.sh

@@ -414,7 +414,7 @@ http {
 	include /etc/nginx/sites-enabled/*;
 }
 EOF
-echo "
+cat <<EOF > /etc/nginx/sites-available/default
     #fastcgi_cache_key \$scheme\$request_method\$host\$request_uri;
     #add_header X-Cache "\$upstream_cache_status";
     
@@ -476,7 +476,8 @@ echo "
 		# With php-cgi (or other tcp sockets):
 		#fastcgi_pass 127.0.0.1:9000;
 	}
-}" > /etc/nginx/sites-available/default
+}
+EOF
 ln -s /etc/nginx/sites-available/$domain /etc/nginx/sites-enabled/
 sed -i 's/#cgi.fix_pathinfo=1/cgi.fix_pathinfo=0/g' /etc/php/7.2/fpm/php.ini
 systemctl reload nginx