ReadImpl.java was modified from original source code to take query as String input
mvn compile exec:java -Dexec.mainClass=vn.ycomm.gbye.dataflow.templates.FirestoreDeleteAll -Dexec.cleanupDaemonThreads=false "-Dexec.args=--runner=DataflowRunner --project=lezhincomix-alpha --stagingLocation=gs://alpha-temp/dataflow/staging --tempLocation=gs://alpha-temp/dataflow/temp --templateLocation=gs://alpha-temp/dataflow/template/FirestoreDeleteAll --region=us-central1"