refactor(release): unify ask via global ANSWER variable

scripts/release

@@ -40,11 +40,11 @@ bump() {
   echo implode(".", $p);' "$1" "$2"
 }
 
+ANSWER=""
+
 ask() {
-  local prompt="$1" reply
-  printf '%s' "$prompt" >&2
-  read -r reply || die "entrada agotada; pasa los argumentos o correlo en un TTY"
-  printf '%s' "$reply"
+  printf '%s' "$1" >&2
+  read -r ANSWER || die "entrada agotada; pasa los argumentos o correlo en un TTY"
 }
 
 ASSUME_YES=0
@@ -58,9 +58,8 @@ done
 
 confirm() {
   [ "$ASSUME_YES" = "1" ] && return 0
-  local r
-  r="$(ask "$1 [Y/n] ")"
-  case "${r,,}" in ""|y|yes) return 0 ;; *) return 1 ;; esac
+  ask "$1 [Y/n] "
+  case "${ANSWER,,}" in ""|y|yes) return 0 ;; *) return 1 ;; esac
 }
 
 # --- eleccion de paquete -----------------------------------------------------
@@ -74,7 +73,7 @@ else
     printf '  %2d) %-10s v%s\n' "$((i + 1))" "${PKGS[i]}" "$(version_of "${PKGS[i]}")"
   done
   while :; do
-    R="$(ask 'Elegir paquete (numero o nombre): ')"
+    ask 'Elegir paquete (numero o nombre): '; R="$ANSWER"
     if [[ "$R" =~ ^[0-9]+$ ]] && [ "$R" -ge 1 ] && [ "$R" -le "${#PKGS[@]}" ]; then
       PACKAGE="${PKGS[R - 1]}"
       break
@@ -93,7 +92,7 @@ if [ "${#POSITIONAL[@]}" -ge 2 ]; then
 else
   while :; do
     printf 'Incremento para %s (actual v%s):\n  1) patch\n  2) minor\n  3) major\n' "$PACKAGE" "$(version_of "$PACKAGE")" >&2
-    R="$(ask 'Elegir (numero o nombre): ')"
+    ask 'Elegir (numero o nombre): '; R="$ANSWER"
     case "$R" in
       1|patch) TYPE=patch; break ;;
       2|minor) TYPE=minor; break ;;