fix: all-in-one packages issue

debbuild/DEBIAN/postinst

@@ -54,7 +54,10 @@ done
 
 # Install redis db if not exist /usr/local/db
 if [ ! -e "${RedisRootDir}/bin/redis-server" ]; then
-    cp -rf ${DependsRootDir}/redis /usr/local/db
+    if [ ! -e "${RedisRootDir}" ]; then
+        mkdir -p ${RedisRootDir}
+    fi
+    cp -rf ${DependsRootDir}/redis/* ${RedisRootDir}
     chmod +rx ${RedisRootDir}/bin/*
     if [ ! -e "${RedisConfDir}/redis.conf" ]; then    
         cp ${RedisConfDir}/default/redis.conf ${RedisConfDir};