Update 'init/entrypoint.sh'

init/entrypoint.sh

@@ -9,7 +9,7 @@ git pull origin $REMOTE_BRANCH
 
 # Create target folder and move files
 mkdir -p $TARGET_DIR
-if [ -n $FLATTENFOLDER ]; then
+if [ -n $FLATTEN_FOLDER ]; then
 	# Flatten folder structure
 	mv ./*/**/* $TARGET_DIR
 else