power menu, redshift, polybar

.config/polybar/scripts/system-thinklight/README.md

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+# Script: system-thinklight
+
+A small script that displays the Thinklight state from ThinkPad ACPI driver.
+
+![system-thinklight](screenshots/1.png)
+
+
+## Module
+
+```ini
+[module/system-thinklight]
+type = custom/script
+exec = ~/polybar-scripts/system-thinklight.sh
+interval = 10
+```

.config/polybar/scripts/system-thinklight/info-thinklight.sh

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+#!/bin/sh
+
+if [ "$(cat /sys/devices/platform/thinkpad_acpi/leds/tpacpi::thinklight/brightness)" = "0" ]; then
+    echo "#1"
+else
+    echo "#2 Thinklight"
+fi