Update add-tailscale-lxc.sh

tweak

misc/add-tailscale-lxc.sh

@@ -8,11 +8,11 @@
 function header_info {
 cat <<"EOF"
   ______      _ __                __        
- /_  __/___ _(_) /_____________ _/ /__      
-  / / / __ `/ / / ___/ ___/ __ `/ / _ \     
- / / / /_/ / / (__  ) /__/ /_/ / /  __/     
-/_/  \__,_/_/_/____/\___/\__,_/_/\___/      
-                                            
+ /_  __/___ _(_) /_____________ _/ /__
+  / / / __ `/ / / ___/ ___/ __ `/ / _ \
+ / / / /_/ / / (__  ) /__/ /_/ / /  __/
+/_/  \__,_/_/_/____/\___/\__,_/_/\___/
+
 EOF
 }
 clear
@@ -48,6 +48,7 @@ function msg() {
 }
 
 NODE=$(hostname)
+MSG_MAX_LENGTH=0
 while read -r line; do
   TAG=$(echo "$line" | awk '{print $1}')
   ITEM=$(echo "$line" | awk '{print substr($0,36)}')