3.17.1

• Add bitwise and other helper methods to BigBitField, #2802.
• Add add_column_default and drop_column_default migrator methods for specifying a server-side default value, #2803.
• The new star attribute was causing issues for users who had a field named star on their models. This attribute is now renamed to __star__. #2796.
• Fix compatibility issues with 3.12 related to utcnow() deprecation.
• Add stricter locking on connection pool to prevent race conditions.
• Add adapters and converters to Sqlite to replace ones deprecated in 3.12.
• Fix bug in model_to_dict() when only aliases are present.
• Fix version check for Sqlite native drop column support.
• Do not specify a reconnect= argument to ping() if using MySQL 8.x.

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