fix: update snapshot caching to store the entire snapshot object instead of its model dump

zhenxun/services/auth_snapshot/service.py

@@ -425,7 +425,7 @@ class PluginSnapshotService:
                         await CacheRoot.set(
                             CacheType.PLUGIN_SNAPSHOT,
                             cache_key,
-                            snapshot.model_dump(),
+                            snapshot,
                             expire=PLUGIN_REDIS_TTL,
                         )
                     except Exception:

zhenxun/utils/http_utils.py

@@ -64,7 +64,7 @@ async def _():
     _client = get_async_client(
         headers=get_user_agent(),
         follow_redirects=True,
-        limits=httpx.Limits(max_connections=200, max_keepalive_connections=100),
+        limits=httpx.Limits(max_connections=500, max_keepalive_connections=200),
         timeout=httpx.Timeout(10),
         **client_kwargs,
     )