修改dockerfile拷贝文件失败问题

backend/Dockerfile

@@ -11,10 +11,10 @@ RUN API_MODULE=$(ls -d *-api 2>/dev/null | head -1) && \
     fi && \
     if [ -n "$SVC_MODULE" ]; then \
       echo "Found SVC module: $SVC_MODULE, copying from $SVC_MODULE target..." && \
-      cp "$SVC_MODULE/target/"*.jar app.jar; \
+      cp "$SVC_MODULE/target/"*.jar . ; \
     else \
       echo "No SVC module found, copying from root target..." && \
-      cp target/*.jar app.jar; \
+      cp target/*.jar . ; \
     fi