Fix: uploading in chat box issue. (#6547)

### What problem does this PR solve?

#6228

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

rag/llm/__init__.py

@@ -106,7 +106,8 @@ from .cv_model import (
     TogetherAICV,
     YiCV,
     HunyuanCV,
-    AnthropicCV
+    AnthropicCV,
+    SILICONFLOWCV
 )
 
 from .rerank_model import (
@@ -200,6 +201,7 @@ CvModel = {
     "01.AI": YiCV,
     "Tencent Hunyuan": HunyuanCV,
     "Anthropic": AnthropicCV,
+    "SILICONFLOW": SILICONFLOWCV,
 }
 
 ChatModel = {