Add script and README

al.sh

@@ -0,0 +1,7 @@
+#!/usr/bin/bash
+if [ "$TMUX" ]; then
+	mkdir -p ~/.history
+	./al | tee -a ~/.history/activity_log.csv
+fi
+tmux new-session -d -s activity-logger $0
+tmux set-option -t activity-logger remain-on-exit on