Merge branch 'optimization/route' into feature/flow

src/main/java/we/filter/PreFilter.java

@@ -114,17 +114,21 @@ public class PreFilter extends ProxyAggrFilter {
     }
 
     private void afterAuth(ServerWebExchange exchange, ApiConfig ac) {
-        String bs, bp;
+        String bs = null, bp = null;
         if (ac == null) {
             bs = WebUtils.getClientService(exchange);
             bp = WebUtils.getClientReqPath(exchange);
         } else {
+            if (ac.type != ApiConfig.Type.REVERSE_PROXY) {
                 bs = ac.backendService;
                 bp = ac.transform(WebUtils.getClientReqPath(exchange));
             }
+        }
+        if (bs != null) {
             WebUtils.setBackendService(exchange, bs);
             WebUtils.setBackendPath(exchange, bp);
         }
+    }
 
     private Mono chain(ServerWebExchange exchange, Mono m, PluginFilter pf) {
         return m.defaultIfEmpty(ReactorUtils.NULL).flatMap(