update dotfiles

legacy/scripts/docker.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+# Number of docker containers running
+count=$(docker ps -q | wc -l | sed -r 's/^0$//g')
+
+if [ "$count" =  '' ]; then 
+    count=0
+fi
+
+echo "🐳: $count"
+
+