> For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see https://buildwithfern.com/learn/llms.txt. ## 0.45.0-rc14 **`(fix):`** The Fern CLI now uses a longer timeout to make HTTP requests, which should fix some flakyness with the docs registration process. ## 0.45.0-rc13 **`(fix):`** The Fern CLI now uses a longer timeout to make HTTP requests, which should fix some flakyness with the docs registration process. ## 0.45.0-rc12 **`(fix):`** Undiscriminated unions are now represented using `anyOf` in the generated JSON Schema Nullable properties are now correctly propagated to the JSON Schema ## 0.45.0-rc11 **`(fix):`** Improved JSON Schema generation for object inheritance: * Removed the use of `allOf` for representing object extensions * Properties from parent objects are now directly added to the child object in the JSON Schema ## 0.45.0-rc10 **`(fix):`** Added support for `additionalProperties` on export to JSON Schema. ## 0.45.0-rc9 **`(fix):`** Improved JSON Schema generation for object extensions and const values: * Object extensions are now properly represented using `allOf` in the JSON Schema * Literal values (string and boolean) are now correctly represented using `const` in the JSON Schema