feat(backup): added thread to config

backup/backup.hook.sh

@@ -11,7 +11,12 @@ HDBSQL_PATH_INPUT=$(which hdbsql)
 # Default values if not found
 HDBSQL_PATH_INPUT=${HDBSQL_PATH_INPUT:-"/usr/sap/hdbclient/hdbsql"}
 
+# Calculate default threads (half of available)
+TOTAL_THREADS=$(nproc --all)
+THREADS_DEFAULT=$((TOTAL_THREADS / 2))
+
 # Update backup.conf
 sed -i "s#^HDBSQL_PATH=\".*\"#HDBSQL_PATH=\"$HDBSQL_PATH_INPUT\"#" backup.conf
+sed -i "s#^THREADS=.\"*\"#THREADS=\"$THREADS_DEFAULT\"#" backup.conf
 
 echo "backup.conf updated successfully!"