Add support for swagger-ui.url property

Author: chris-schuetze

springdoc-openapi-starter-common/src/main/java/org/springdoc/ui/AbstractSwaggerIndexTransformer.java

@@ -135,6 +135,16 @@ protected String overwriteSwaggerDefaultUrl(String html) {
 		return html.replace(Constants.SWAGGER_UI_DEFAULT_URL, StringUtils.EMPTY);
 	}
 
+	/**
+	 * Setting the url configured with swagger ui properties
+	 *
+	 * @param html
+	 * @return modifed html
+	 */
+	protected String setConfiguredApiDocsUrl(String html){
+		return html.replace(Constants.SWAGGER_UI_DEFAULT_URL, swaggerUiConfig.getUrl());
+	}
+
 	/**
 	 * Default transformations string.
 	 *
@@ -167,6 +177,10 @@ else if (swaggerUiConfig.getCsrf().isUseSessionStorage())
 		if (swaggerUiConfig.isDisableSwaggerDefaultUrl())
 			html = overwriteSwaggerDefaultUrl(html);
 
+		if(StringUtils.isNotEmpty(swaggerUiConfig.getUrl())){
+			html = setConfiguredApiDocsUrl(html);
+		}
+
 		return html;
 	}