public Builder externalDocs(org.springdoc.core.fn.builders.externaldocumentation.Builder externalDocumentationBuilder) {
		this.externalDocs = externalDocumentationBuilder.build();
		return this;
	}
External docs schema builder.

@param externalDocumentationBuilder the external documentation builder
@return the schema builder
springdoc-openapi-starter-common/src/main/java/org/springdoc/core/fn/builders/schema/Builder.java