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# v0.1.0-alpha.76 11/06/2026

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**Description**: Migrate workers to env-only credentials.

### Changes

* Migrate workers to env-only credentials (#2556).
* \[IBM i] Incremental load: status, cancel & concurrency guard (#2592) (#2603).
* Trigger a blocking snapshot for source connectors (connector + data model scope) (#2610).
* Worker heartbeat 422: state field carries reason, backend expects bare enum (#2507).
* Do not auto-trigger the credentials test when opening the connector edit modal (#2607).
* Connector edit must not be able to remove whitelist topics (additive only; removal solely via data-model deletion) (#2609).
* Allow changing a pipeline's target connector (recreates subscriptions) (#2632).
* Source page: backfill on add, fix table delete, restore Subscribe all (#2638).
* Tidy up provisioner (#2637).