更新

web/WEB-INF/web.xml

@@ -3,4 +3,13 @@
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
          version="4.0">
+    <!-- 引⼊Tomcat的默认Servlet来处理静态资源 -->
+    <servlet-mapping>
+    <servlet-name>default</servlet-name>
+    <url-pattern>*.jpg</url-pattern>
+    <url-pattern>*.css</url-pattern>
+    <url-pattern>*.png</url-pattern>
+    <url-pattern>*.gif</url-pattern>
+    <url-pattern>*.js</url-pattern>
+    </servlet-mapping>
 </web-app>