- [72](https://github.com/luolingchun/flask-openapi3/pull/72) security_schemes(SecurityScheme) supports a json format.
- [68](https://github.com/luolingchun/flask-openapi3/pull/68) feat: Add operation_id_callback. Thanks, BoyanYK.
- [64](https://github.com/luolingchun/flask-openapi3/pull/64) Explains the usage of flask openapi command more clearly. Thanks, candleindark.
- [75](https://github.com/luolingchun/flask-openapi3/pull/75) Init view_class and pass view_kwargs. Thanks, stufisher.
- [70](https://github.com/luolingchun/flask-openapi3/issues/70) Support for Specification Extensions in OpenAPI Object and Operation Object. Thanks, simonblund.
- [73](https://github.com/luolingchun/flask-openapi3/issues/73) BaseModel Config support openapi_extra.
- Merge `extra_responses` to `responses` and deprecate `extra_responses`.
**DeprecationWarning:**
- Add DeprecationWarning to `APIKey`, `HTTPBase`, `OAuth2`, `OpenIdConnect`, `HTTPBearer` that will be deprecated in v3.0.
- Add DeprecationWarning to `extra_form`, `extra_body` and `extra_responses` that will be deprecated in v3.0.