| ⇢ | A | GenericJSON added | |
| ⇢ | A | StreamingMiddleware added | |
| ⇢ | A | CorsMiddleware added | |
| ⇢ | A | Body added | |
| ⇢ | A | RequestIDMiddleware added | |
| ⇢ | A | ErrorHandlingMiddleware added | |
| ⇢ | A | LoggingMiddleware added | |
| A | ↘ | B | KeyValuePairController got worse |
| A | ↛ | BaseRootController removed | |
| A | ↛ | CorsHook removed | |
| A | ↛ | LoggingHook removed | |
| A | ↛ | AuthHook removed | |
| A | ↛ | JSONErrorResponseHook removed | |
| A | ↛ | RequestIDHook removed |