unified and reworked docker container actions

scripts/dockerContainerAction.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+upDownContainers() {
+   # evaluate options through given arguments
+   docker_root=~/docker;
+   while [[ $# > 0 ]]; do
+      case $1 in
+         -d | --dir) docker_root=$2; shift 2;;
+         *         )                 break ;; # Anything else stops command line processing.
+      esac
+   done
+
+   for subdir in $docker_root/*; do
+      if [[ !(-d $subdir) ]]; then
+         continue;
+      fi
+      cd $subdir;
+      docker-compose $@;
+   done
+}
+