Spring Batch Full Reference : See advanced.md for skip/retry configuration, partitioning, listeners, testing with JobLauncherTestUtils, composite writers, and async processing. Deep Knowledge : Use with technology: and topic: for comprehensive documentation. Quick Start --- Core Components Job Step - Chunk Processing --- ItemReader FlatFileItemReader JdbcPagingItemReader JpaPagingItemReader --- ItemProcessor --- ItemWriter JdbcBatchItemWriter JpaItemWriter FlatFileItemWriter --- Job Parameters --- When NOT to Use This Skill - Real-time processing - Use streaming (Kafka Streams, Flink) - Simpl…