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Production-ready patterns for Apache Airflow DAGs, operators, sensors, testing, and deployment. \n \n Covers DAG design principles (idempotent, atomic, incremental, observable) with task dependency patterns for linear, fan-out, fan-in, and complex workflows \n Includes TaskFlow API decorators for cleaner code with automatic XCom passing, dynamic DAG generation from configs, and branching with conditional logic \n Provides sensor patterns for S3 files, external task dependencies, and custom senso

Production-ready patterns for Apache Airflow including DAG design, operators, sensors, testing, and deployment strategies.