* feat: adds a11y for ContentType & Responses region
* feat: adds a11y to expandable/collapsible elements
* fix: add aria label to select element for content types
* fix: add aria label prop to contentType component
* Change optag to h3 for better tag hierarchy
Co-authored-by: ediiotero <eddie.otero@oddball.io>
Co-authored-by: Mike Lumetta <mike.lumetta@adhocteam.us>
Co-authored-by: Alexander Valencia <alex.valencia@adhocteam.us>
* improve(getParameterSchema): ParameterSchemaDescriptor pattern
* chore: update usage of `getParameterSchema`
* consider `Parameter.content` media type when validating JSON values
* add `getParameterSchema` OAS helper
* use `Parameter.content.[firstKey].schema` as schema value when present
* `newValue` -> `initialValue`
* make `paramWithMeta` a const
* add trailing comma to `swagger2SchemaKeys`
* refactor `helpers` to a folder
* deprecate `src/core/utils.js` in favor of `src/core/helpers/`
* support `Parameter.content.[mediaType].schema` in validateParam
* reject `null` as an OAS3 object value
* expose Fetch errors in the browser console
* generate ParameterRow default values based on `content` values
* add tests for `getParameterSchema`
* remove debugger statement
* remove debugger statement
* don't apply `generatedSampleValue`s to parameters with `examples`
* remove extra semi
* disable JSON check in parameter runtime validation
* stringify JsonSchema_object textarea values
* add Cypress tests
* swagger-client@3.9.4
