Update entrypoint.sh

Author: wangyi2005

entrypoint.sh

@@ -4,4 +4,4 @@ if [ "$CERT_PEM" != "$KEY_PEM" ]; then
   echo -e "$CERT_PEM" > cert.pem
   echo -e "$KEY_PEM"  > key.pem
 fi
-./v2ray &
+nohup ./v2ray