updated root check and home folder check

alpine/download-alpine-scripts.sh

@@ -1,8 +1,13 @@
 #!/bin/ash
 
-if ! [ $(id -u) = 0 ]; then
+if [[ ! $(id -u) = 0 ]]; then
     echo "Please run as root!"
-exit 1
+    exit 1
+fi
+
+if [[ ! -d /home/akanealw ]]; then
+    echo "User akanealw not found."
+    exit 1
 fi
 
 mkdir /home/akanealw/scripts > /dev/null 2>&1