power menu, redshift, polybar

.config/polybar/scripts/info-eyestrain/README.md

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+# Script: info-eyestrain
+
+A script for avoiding digital eye strain.
+
+It follows the 20-20-20 rule. The timer displays how long it is until the next break. You can add this to send a notification and play a sound when the time is up.
+
+
+## Module
+
+```ini
+[module/info-eyestrain]
+type = custom/script
+exec = ~/polybar-scripts/info-eyestrain.sh
+interval = 60
+```

.config/polybar/scripts/info-eyestrain/info-eyestrain.sh

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+#!/bin/sh
+
+time=$((20 - $(date '+%-M') % 20))
+
+#if [ $time -eq 20 ]; then
+#    notify-send 'Break' &
+#    ogg123 beep.ogg &> /dev/null &
+#fi
+
+echo "$time"