- Upgrade default Airflow image to 2.9.3 and PgBouncer exporter to a version fixing CVE‑2024‑24786.
- Add new features: git‑sync lifecycle hooks, init containers for jobs, PVC retention policy, Redis StatefulSet annotations, configurable git‑sync SSH key, and extraEnvFrom support.
- Fix multiple bugs (git‑sync SSH secret, duplicate safeToEvict annotations, missing values, probe timing comment) and update docs (chart download link).
Apache Airflow Helm Chart 1.15.0
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Updated XCom handling for pandas 3, now storing the class name; all components must be upgraded or DataFrames from pandas 3 become unreadable.