envVariables property Null safety

Map<String, String>? envVariables
read / write

Additional environment variables to provide to the Apache Airflow scheduler, worker, and webserver processes.

Environment variable names must match the regular expression a-zA-Z_*. They cannot specify Apache Airflow software configuration overrides (they cannot match the regular expression AIRFLOW__[A-Z0-9_]+__[A-Z0-9_]+), and they cannot match any of the following reserved names: * AIRFLOW_HOME * C_FORCE_ROOT * CONTAINER_NAME * DAGS_FOLDER * GCP_PROJECT * GCS_BUCKET * GKE_CLUSTER_NAME * SQL_DATABASE * SQL_INSTANCE * SQL_PASSWORD * SQL_PROJECT * SQL_REGION * SQL_USER



core.Map<core.String, core.String>? envVariables;