private void setOperationSummary(Operation operation, HandlerMethod handlerMethod) {
		String summary = handlerMethod.toString();
		if (operation.getSummary() == null && !summary.contains("$")) {
			operation.setSummary(summary);
		}
	}
Sets operation summary.

@param operation     the operation
@param handlerMethod the handler method
springdoc-openapi-starter-common/src/main/java/org/springdoc/core/customizers/ActuatorOperationCustomizer.java