[Polybar] Add polybar-themes installation script

polybar/hack/scripts/check-network

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+count=0
+connected="說"
+disconnected="ﲁ"
+
+ID="$(ip link | awk '/state UP/ {print $2}')"
+
+while true; do
+    if (ping -c 1 archlinux.org || ping -c 1 google.com || ping -c 1 bitbucket.org || ping -c 1 github.com || ping -c 1 sourceforge.net) &>/dev/null; then
+        if [[ $ID == e* ]]; then
+            echo "$connected Online" ; sleep 25
+        else
+            echo "$connected Online" ; sleep 25
+        fi
+    else
+        echo "$disconnected Offline" ; sleep 5
+    fi
+done