💄 Added simple arg check and reformatted

scripts/dye

@@ -30,7 +30,7 @@ EOM
 }
 
 hex_to_rgb() {
-    : "${1/\#}"
+    : "${1/\#/}"
     ((r = 16#${_:0:2}, g = 16#${_:2:2}, b = 16#${_:4:2}))
     printf '%s\n' "rgba($r, $g, $b)"
 }
@@ -57,6 +57,10 @@ dependencycheck() {
 }
 
 main() {
+    if [[ "$#" -lt 1 ]]; then
+        printhelp
+    fi
+
     while getopts ":x:r:?" arg; do
         case $arg in
             x)