- Add Airbyte integration under dagster-airbyte and allow ops with a config schema to omit the context argument
- Enable partitioning for software‑defined assets via a new partitions_def argument on the @asset decorator
- Fix numerous Dagit UI and execution bugs (k8s job executor label validation, asset key search, partition view links, backfill dialog input, zoom behavior, fonts loading, tooltip time format) and update documentation