Allow release candidate format in the version check

Author: stefannica

scripts/validate-new-version.sh

@@ -15,8 +15,8 @@ fi
 PLANNED_VERSION="$1"
 
 # Check if the version fits the SemVer formatting
-if [[ ! "$PLANNED_VERSION" =~ ^[0-9]+(\.[0-9]+){2}$ ]]; then
-  echo "::error::Error: Invalid version format '$PLANNED_VERSION'. The version must be in the format X.X.X (e.g., 0.4.0, 1.21.51)."
+if [[ ! "$PLANNED_VERSION" =~ ^[0-9]+(\.[0-9]+){2}(rc[0-9]+)?$ ]]; then
+  echo "::error::Error: Invalid version format '$PLANNED_VERSION'. The version must be in the format X.X.X[rcN] (e.g., 0.4.0, 1.21.51, 1.21.51rc1)."
   exit 1
 fi