added tmux auto attach for propeller

.bashrc

@@ -258,3 +258,10 @@ alias reload="source ~/.bashrc"
 alias editrc="vim ~/.bashrc && reload"
 alias shutdowncause="log show --predicate 'eventMessage contains \"Previous shutdown cause\"' --last 24h"
 alias gl="glab"
+
+# PROPELLER TMUX SSH
+if [ -z "$TMUX" ] && [ $(dpkg-query -W -f='${Status}' tmux 2>/dev/null | grep -c "ok installed") -eq 1 ] && [ -n "$SSH_TTY" ] && [ -z "$NO_AUTO_TMUX" ] && [[ $- =~ i ]]
+	then
+	tmux attach-session -t $USER || tmux new-session -s $USER
+	exit
+fi