DPARS service

Wall-E

Retention-aware archival and cleanup intelligence

Purpose

Designed as an independent, observable module.

Wall-E is an independent archival service. It builds database-driven worklists, creates reduced-resolution long-term OME-TIFF derivatives and evaluates cleanup eligibility under fail-closed safety rules.

Capabilities

Independent Dagster job and runner

Database-driven archival eligibility

Validated reduced-resolution derivatives

Dry-run-first retention and cleanup logic

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