engine-v1.55.2

What's Changed

• docs: follow-up verbosity trims and reference dedup by @hugocorreia90 in #991
• feat(engine/rocky-compiler): port dbt unit tests with null fixture cells (FR-045) by @hugocorreia90 in #992
• docs: correct the type-mismatch diagnostic code in public copy (E013 → E011) by @hugocorreia90 in #993
• docs: reconcile trust-framing nits (seven→trust dimensions, replay scope) by @hugocorreia90 in #994
• feat(dagster): scope BacklogCap count to the sensor own runs (FR-028) by @hugocorreia90 in #995
• feat(engine/rocky-core): validate managed-Iceberg format_options at compile time (FR-044) by @hugocorreia90 in #996
• fix(engine/rocky-cli): reject --var with --dag/--watch instead of silently dropping it by @hugocorreia90 in #998
• fix(engine/rocky-compiler): emit bare model refs from import-dbt so imported repos compile (FR-046) by @hugocorreia90 in #999
• chore: release engine 1.55.2 by @hugocorreia90 in #997

Full Changelog: engine-v1.55.1...engine-v1.55.2