S00-023: Record blocked task and remediation handoff

Changes: Preserve incomplete work and blocker metadata for S00-023. This checkpoint does not mark implementation accepted.
Validation: Session ended with status blocked.
Blocker: Agent exited with code 2

Task: S00-023
Agent: auto-storage-87486895c792
Role: storage
Action: claim
Status: blocked

Task title: Устранить прерывание: Выбрать IndexedDB wrapper и migration policy

state/handoffs/S00-023.md

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+# Blocked handoff
+
+Original: S00-023; reporter: auto-storage-87486895c792; resolution: S00-025.
+
+Agent exited with code 2
+
+Next: complete and review the remediation; only a fresh session may continue.