fix：刷新异常的bug

services/edb_refresh.go

@@ -60,22 +60,24 @@ func ConfigRefreshData(cont context.Context) (err error) {
 }
 
 // Function to merge two maps
-func mergeMaps(dst map[string][]*edb_refresh.EdbInfoListAndRefreshConfig, src map[string][]*edb_refresh.EdbInfoListAndRefreshConfig) map[string][]*edb_refresh.EdbInfoListAndRefreshConfig {
+func mergeMaps(dst map[string][]*edb_refresh.EdbInfoListAndRefreshConfig, src map[string][]*edb_refresh.EdbInfoListAndRefreshConfig) (newMap map[string][]*edb_refresh.EdbInfoListAndRefreshConfig) {
 	if dst == nil {
 		return src
 	}
 	if src == nil {
 		return dst
 	}
+	newMap = dst
 	for k, v := range src {
-		if dstk, ok := dst[k]; ok {
-			dstk = append(dstk, v...)
-			dst[k] = dstk
+		if newK, ok := newMap[k]; ok {
+			newK = append(newK, v...)
+			newMap[k] = newK
 		} else {
-			dst[k] = v
+			newMap[k] = v
 		}
 	}
-	return dst
+
+	return newMap
 }
 
 // getDefaultRefreshData