添加 thumbnailator 依赖用于生成缩略图

dfs-store/pom.xml

@@ -49,6 +49,12 @@
             <version>1.0.0-SNAPSHOT</version>
         </dependency>
 
+        <dependency>
+            <groupId>net.coobird</groupId>
+            <artifactId>thumbnailator</artifactId>
+            <version>0.4.20</version>
+        </dependency>
+
         <dependency>
             <groupId>cn.reghao.oss</groupId>
             <artifactId>oss-api</artifactId>