private void handleFormatKeyword(Schema.Builder builder, OpenApiConfig config) {
        String blobFormat = config.getDefaultBlobFormat();
        if (config.getVersion().supportsContentEncodingKeyword()) {
            builder.contentEncoding(blobFormat);
        } else {
            builder.format(blobFormat);
        }
    }
Applies OpenAPI extensions to a {@link Schema} using configuration settings
found in {@link OpenApiConfig}.

<p>Note: the properties and features added by this mapper can be removed using
{@link OpenApiConfig#setDisableFeatures}.
smithy-openapi/src/main/java/software/amazon/smithy/openapi/fromsmithy/OpenApiJsonSchemaMapper.java