ETLantic 0.31.0

[0.31.0] - 2026-07-28

Added

• IncrementalStrategy and StateStore (MemoryStateStore, FileStateStore) with commit-after-materialization
• WriteMode.SKIP_IF_EXISTS and write capability extras (write.*) with PMPLAN430 / PMPLAN431
• Run-intent write-mode resolution (VALIDATE / INITIALIZE / INCREMENTAL / REFRESH / STANDARD)
• Lifecycle policy helpers and Medallantic bronze/silver/gold facade defaults
• Medallantic live transform_ref execution (medallantic.callables) composed with quality gates
• enforce_accept_rates / MDL120 for threshold failures
• etlantic.testing.run_lifecycle_conformance_suite
• What's New / Migration / Exit Gate 0.31 documentation

Changed

• Official package versions align at 0.31.0; plugins require etlantic>=0.31.0,<0.32
• Local memory storage honors append and skip_if_exists write modes
• Medallantic skip/ignore write modes map to SKIP_IF_EXISTS
• Orchestrator records state_transitions on run reports when state commits

Fixed

• VALIDATE / no-write runs no longer advance incremental state