Update package version to 4.20.0

check-version.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+# Gitlab repository
+REPO="xfce/xfwm4"
+
+# Replace slash with URL encoded representation
+REPO=$(echo "$REPO" | sed 's|/|%2F|g')
+
+# Get tag name using Gitlab Rest API
+TAG_NAME=$(curl -s -L https://gitlab.xfce.org/api/v4/projects/"$REPO"/repository/tags | jq -r '.[].name' | cut -d'-' -f2 | grep -v 'pre' | sort -V | tail -n1)
+
+# Trim prefix
+VERSION=$(echo "$TAG_NAME" | cut -d'-' -f2)
+
+echo "$VERSION"