Removed `CreateEnvelopeSQL` and introduced `EnvelopeCreateReadSQL` to handle envelope creation logic. Updated the `Extension` class methods and modified `CreateEnvelopeAsync` in `EnvelopeExecutor` to utilize the new SQL class.
Removed `CreateEnvelopeSQL` and introduced `EnvelopeCreateReadSQL` to handle envelope creation logic. Updated the `Extension` class methods and modified `CreateEnvelopeAsync` in `EnvelopeExecutor` to utilize the new SQL class.