chengyongru 4d72e40d35 fix(olostep): address review issues
- Revert unrelated docs change (default provider description)
- Move olostep import from global scope to lazy import inside method
- Revert formatting-only changes (__init__ signature, or "brave" defaults)
- Update tests to mock via sys.modules instead of module-level globals
2026-04-28 18:22:15 +08:00
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2026-04-28 18:22:15 +08:00