Add check install opera-proxy

universal_config.sh

@@ -532,6 +532,9 @@ uci set dhcp.cfg01411c.strictorder='1'
 uci set dhcp.cfg01411c.filter_aaaa='1'
 uci commit dhcp
 
+if opkg list-installed | grep -q opera-proxy; then
+	echo "Opera-proxy already installed..."
+else
 	echo "Install opera-proxy client..."
 	service stop vpn > /dev/null
 	rm -f /usr/bin/vpns /etc/init.d/vpn
@@ -575,6 +578,7 @@ echo "Setting sing-box..."
 	uci set sing-box.main.enabled='1'
 	uci set sing-box.main.user='root'
 	uci commit sing-box
+fi
 
 nameRule="option name 'Block_UDP_443'"
 str=$(grep -i "$nameRule" /etc/config/firewall)