diff --git a/app/chain/search.py b/app/chain/search.py
index 7a04a467..f76edb66 100644
--- a/app/chain/search.py
+++ b/app/chain/search.py
@@ -1,8 +1,6 @@
 import asyncio
-import pickle
 import random
 import time
-import traceback
 from concurrent.futures import ThreadPoolExecutor, as_completed
 from datetime import datetime
 from typing import Dict, Tuple
@@ -59,7 +57,7 @@ class SearchChain(ChainBase):
         results = self.process(mediainfo=mediainfo, sites=sites, area=area, no_exists=no_exists)
         # 保存到本地文件
         if cache_local:
-            self.save_cache(pickle.dumps(results), self.__result_temp_file)
+            self.save_cache(results, self.__result_temp_file)
         return results
 
     def search_by_title(self, title: str, page: Optional[int] = 0,
@@ -85,36 +83,20 @@ class SearchChain(ChainBase):
                             torrent_info=torrent) for torrent in torrents]
         # 保存到本地文件
         if cache_local:
-            self.save_cache(pickle.dumps(contexts), self.__result_temp_file)
+            self.save_cache(contexts, self.__result_temp_file)
         return contexts
 
     def last_search_results(self) -> List[Context]:
         """
         获取上次搜索结果
         """
-        # 读取本地文件缓存
-        content = self.load_cache(self.__result_temp_file)
-        if not content:
-            return []
-        try:
-            return pickle.loads(content)
-        except Exception as e:
-            logger.error(f'加载搜索结果失败：{str(e)} - {traceback.format_exc()}')
-            return []
+        return self.load_cache(self.__result_temp_file)
 
     async def async_last_search_results(self) -> List[Context]:
         """
         异步获取上次搜索结果
         """
-        # 读取本地文件缓存
-        content = await self.async_load_cache(self.__result_temp_file)
-        if not content:
-            return []
-        try:
-            return pickle.loads(content)
-        except Exception as e:
-            logger.error(f'加载搜索结果失败：{str(e)} - {traceback.format_exc()}')
-            return []
+        return await self.async_load_cache(self.__result_temp_file)
 
     async def async_search_by_id(self, tmdbid: Optional[int] = None, doubanid: Optional[str] = None,
                                  mtype: MediaType = None, area: Optional[str] = "title", season: Optional[int] = None,
@@ -143,7 +125,7 @@ class SearchChain(ChainBase):
         results = await self.async_process(mediainfo=mediainfo, sites=sites, area=area, no_exists=no_exists)
         # 保存到本地文件
         if cache_local:
-            await self.async_save_cache(pickle.dumps(results), self.__result_temp_file)
+            await self.async_save_cache(results, self.__result_temp_file)
         return results
 
     async def async_search_by_title(self, title: str, page: Optional[int] = 0,
@@ -169,7 +151,7 @@ class SearchChain(ChainBase):
                             torrent_info=torrent) for torrent in torrents]
         # 保存到本地文件
         if cache_local:
-            await self.async_save_cache(pickle.dumps(contexts), self.__result_temp_file)
+            await self.async_save_cache(contexts, self.__result_temp_file)
         return contexts
 
     @staticmethod
diff --git a/app/helper/redis.py b/app/helper/redis.py
index f9c94324..0454a634 100644
--- a/app/helper/redis.py
+++ b/app/helper/redis.py
@@ -307,13 +307,11 @@ class AsyncRedisHelper(metaclass=Singleton):
     _complex_serializable_types = set()
     _simple_serializable_types = set()
 
-    def __init__(self, redis_url: Optional[str] = "redis://localhost"):
+    def __init__(self):
         """
         初始化异步Redis助手实例
-
-        :param redis_url: Redis服务的URL
         """
-        self.redis_url = redis_url
+        self.redis_url = settings.CACHE_BACKEND_URL
         self.client: Optional[Redis] = None
 
     async def _connect(self):
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 580944d4..49efc856 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -83,7 +83,6 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     rsync \
     ffmpeg \
     nano \
-    musl-dev \
     && dpkg-reconfigure --frontend noninteractive tzdata \
     && \
     if [ "$(uname -m)" = "x86_64" ]; \