Test 1: Validating JSON schema...
Found 5 ground truth file(s)
✓ 1.json: Valid schema (0 action items for Michal)
✓ 2.json: Valid schema (0 action items for Michal)
✓ 3.json: Valid schema (0 action items for Michal)

❌ 4.json: Schema validation failed
    Action item 0: Missing 'action_item' field
✓ 5.json: Valid schema (0 action items for Michal)

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FAILED: Some files have schema validation errors
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