Corruption Drill: Truncated receipts.jsonl (Sentinel v1 testvector)
Expected result: FAIL with E_SCHEMA_INVALID (malformed JSONL).
Verify: python3 ../../tools/vm_verify_sentinel_bundle.py --bundle . --strict
Expected result: FAIL with E_SCHEMA_INVALID (malformed JSONL).
Verify: python3 ../../tools/vm_verify_sentinel_bundle.py --bundle . --strict