Issue 74 source snapshot

Workflow runs for Issue 74 source snapshot

• ci: select the existing store foundation regression suite

  completed successfully:
  Issue 74 source snapshot#4:Commit5e00f35pushedbyLIghtJUNction
  work/issues-74-76-continuation

  Sep 27, 20264m 30s
  More actions for workflow run 4

• feat(delivery): atomically prepare digest-bound checkout and isolate …

  failed:
  Issue 74 source snapshot#3:Commitf2dba27pushedbyLIghtJUNction
  work/issues-74-76-continuation

  Sep 27, 20264m 43s
  More actions for workflow run 3

• test: run targeted delivery regression on Python 3.15 and PostgreSQL

  failed:
  Issue 74 source snapshot#2:Commit3f9540fpushedbyLIghtJUNction
  work/issues-74-76-continuation

  Sep 27, 20261m 17s
  More actions for workflow run 2

• chore: export isolated source snapshot for issue 74 verification

  completed successfully:
  Issue 74 source snapshot#1:Commit23ae60cpushedbyLIghtJUNction
  work/issues-74-76-continuation

  Sep 27, 20269s
  More actions for workflow run 1