0.22.0

Added

• JSONField adds optional generic support, and supports OpenAPI document generation by specifying field_type as a pydantic BaseModel (#1763)
• Add table_name_generator attribute to Tortoise.init for dynamic table name generation (#1770)
• Support for annotation and joins F() expressions (#1761) (#1765)
• Allow use of annotate fields within Case-When expression (#1748)
• Added new queryset methods: last(), latest(), earliest() (#1754) (#1756)

Fixed

• Fix enums not quoted, allowing using of str enums for filters (#1776)
• Primary key field should not be nullable in pydantic schema (#1778)
• Fix ambiguous column name when grouping with joining (#1766)
• Fix same model returned by pydantic_model_creator calls with different arguments (#1741)

Changed

• Change old pydantic docs link to new one (#1775).
• Refactored pydantic_model_creator, interface not changed (#1763)
• Values are no longer validated to be right type upon loading from database (#1750)
• Refactored private field names in queryset classes (#1751)