Debug mode to remove delay on letter reveal

wordle

@@ -25,13 +25,14 @@ declare -gr DOWN1=$'\e[1E'
 declare -gr INDENT=$'\e[1C'
 
 function main() {
-  echo -en "${CLEAR_SCREEN}"
   declare -g ANSWER
   declare -g POOL='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
   ANSWER=$(select_random_word)
 
   set_options "$@"
 
+  echo -en "${CLEAR_SCREEN}"
+
   init_board 
 
   render_board
@@ -66,8 +67,9 @@ function set_options() {
   declare -g BORDER=1
   declare -g HARD_MODE=0
   declare -g STRICT_HARD_MODE=0
+  declare -g DELAY=0.5
 
-  while getopts "bw:HSh" OPT; do
+  while getopts "bw:HSdh" OPT; do
     case "${OPT}" in
       b)
         BORDER=0
@@ -87,6 +89,9 @@ function set_options() {
         HARD_MODE=1
         STRICT_HARD_MODE=1
         ;;
+      d)
+        DELAY=0
+        ;;
       h)
         echo -e "Usage: <program_name> [OPTIONS]
 Play a game for Wordle
@@ -250,7 +255,7 @@ function reveal_row() {
   echo -en "\e[${RNUM};${OFFSET}H"
   for (( C=0; C<WIDTH; C++ )); do
     echo -n "${BOARD[$1,$C]}"
-    read -r -s -t 0.5
+    read -r -s -t $DELAY
   done
   echo -en "${SHOW_CURSOR}"
   echo -en "${RESTORE}${UP1}"