Update repo structure as part of nixification

legacy/bin/shell-setup.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+if [ $# -ne 1 ]; then
+  echo "usage: sudo $0 username"
+  exit 1
+fi
+
+user=$1
+zsh_path='/usr/local/bin/zsh'
+
+if [ "$(id -u)" != "0" ]; then
+  echo "Editing your shell requires admin rights. Run via 'sudo $0'"
+  exit 1
+else
+  if [ -f "$zsh_path" ]; then
+    shell_check=$(dscl localhost -read /Local/Default/Users/gene UserShell |grep -c $zsh_path)
+    if [ $shell_check -eq 0 ]; then
+      echo "setting shell via dscl"
+      dscl localhost -change /Local/Default/Users/$user UserShell /bin/bash $zsh_path
+    fi
+  else
+    echo "$zsh_path doesn't exist yet, run Puppet."
+    exit 1
+  fi
+fi 
+