actually serve webjars

pom.xml

@@ -53,6 +53,13 @@
             <groupId>io.springfox</groupId>
             <artifactId>springfox-swagger2</artifactId>
             <version>2.10.5</version>
+            <exclusions>
+                <exclusion>
+                    <!-- old version -->
+                    <groupId>io.github.classgraph</groupId>
+                    <artifactId>classgraph</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>io.springfox</groupId>
@@ -81,6 +88,11 @@
         </dependency>
 
         <!-- webjars -->
+        <dependency>
+            <groupId>org.webjars</groupId>
+            <artifactId>webjars-locator</artifactId>
+            <version>0.30</version>
+        </dependency>
         <dependency>
             <groupId>org.webjars.npm</groupId>
             <artifactId>jquery</artifactId>

src/main/java/me/minidigger/hangar/config/MvcConfig.java

@@ -45,6 +45,13 @@ public class MvcConfig implements WebMvcConfigurer {
                 .setCacheControl(CacheControl.maxAge(1, TimeUnit.DAYS))
                 .resourceChain(true)
                 .addResolver(new VersionResourceResolver());
+
+        registry
+                .addResourceHandler("/lib/**")
+                .addResourceLocations("/webjars/")
+                .setCacheControl(CacheControl.maxAge(1, TimeUnit.DAYS))
+                .resourceChain(true)
+                .addResolver(new VersionResourceResolver());
     }
 
     @Bean