caps and delete

backend/migrations/202511010004_purge_document_jobs/down.sql

@@ -0,0 +1 @@
+DROP INDEX IF EXISTS shared.jobs_purge_document_pending_unique;

backend/migrations/202511010004_purge_document_jobs/up.sql

@@ -0,0 +1,8 @@
+CREATE UNIQUE INDEX jobs_purge_document_pending_unique
+    ON shared.jobs (
+        tenant_id,
+        ((payload ->> 'document_id')::uuid)
+    )
+    WHERE job_type = 'purge-document'
+      AND payload ? 'document_id'
+      AND status IN ('queued', 'processing');