fix 404 on spring 6

src/main/webapp/WEB-INF/springapp-servlet.xml

@@ -27,7 +27,8 @@
 
     <!-- the application context definition for the springapp DispatcherServlet -->
 
-    <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping"/>
+    <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping"
+          p:use-trailing-slash-match="true"/>
 
     <context:component-scan base-package="ru.org.linux" use-default-filters="false">
         <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>

src/test/scala/ru/org/linux/topic/ArchiveControllerWebTest.scala

@@ -0,0 +1,43 @@
+/*
+ * Copyright 1998-2024 Linux.org.ru
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+package ru.org.linux.topic
+
+import org.junit.runner.RunWith
+import org.specs2.mutable.Specification
+import org.specs2.runner.JUnitRunner
+import ru.org.linux.test.WebHelper
+import sttp.client3.{UriContext, basicRequest}
+import sttp.model.StatusCode
+
+@RunWith(classOf[JUnitRunner])
+class ArchiveControllerWebTest extends Specification {
+  "archive controller" should {
+    "open without slash" in {
+      val response = basicRequest
+        .get(uri"${WebHelper.MainUrl}news/archive")
+        .send(WebHelper.backend)
+
+      response.code must be equalTo StatusCode.Ok
+    }
+
+    "open with slash" in {
+      val response = basicRequest
+        .get(uri"${WebHelper.MainUrl}news/archive/")
+        .send(WebHelper.backend)
+
+      response.code must be equalTo StatusCode.Ok
+    }
+  }
+}