Update package version to 8.3.1

check-version.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+URL="https://tiswww.case.edu/php/chet/readline/rltop.html"
+
+# Get version number from tag name
+VERSION=$(curl -s -L "$URL" | grep -A1 'The current version of readline is' | grep -o -E '([0-9]\.[0-9]*)' | head -n1)
+
+# Get patch number
+PATCH=$(curl -s --list-only ftp://ftp.gnu.org/gnu/readline/readline-${VERSION}-patches/ | grep -v '.sig' | wc -l)
+
+# Append patch number to version
+VERSION="${VERSION}.${PATCH}"
+
+echo "$VERSION"