power menu, redshift, polybar

.config/polybar/scripts/ticker-crypto/README.md

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+# Script: ticker-crypto
+
+A script that displays current Cryptocurrency quotes like Bitcoin.
+
+![ticker-crypto](screenshots/1.png)
+
+
+## Dependencies
+
+* `curl`
+* `jq`
+
+
+## Module
+
+```ini
+[module/ticker-crypto]
+type = custom/script
+exec = ~/polybar-scripts/ticker-crypto.sh
+interval = 600
+```

.config/polybar/scripts/ticker-crypto/ticker-crypto.sh

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+#!/bin/sh
+
+API="https://api.kraken.com/0/public/Ticker"
+
+quote=$(curl -sf $API?pair=BTCEUR | jq -r ".result.XXBTZEUR.c[0]")
+quote=$(LANG=C printf "%.2f" "$quote")
+
+echo "#1 $quote €"