bin: add cdtemp

.local/bin/cdtemp

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+if [ "${1:-}" = "last" ]; then
+  dir=$(ls "$HOME/Tempspace" | tail -n 1)
+  cd "$HOME/Tempspace/$dir"
+else
+  dir="$HOME/Tempspace/$(date +%s)"
+  mkdir "$dir"
+  cd "$dir"
+fi
+$SHELL