update: upload fix

backend/app/services/llm/router.py

@@ -1,6 +1,6 @@
-"""LLM provider factory - returns provider by config."""
+"""LLM provider factory - returns provider by config, split by role (ocr / inference)."""
 
-from app.config import get_settings
+from app.config import get_settings, get_ocr_model, get_inference_model
 from app.services.llm.base import BaseLLMProvider
 from app.services.llm.openai_vision import OpenAIVisionProvider
 from app.services.llm.claude_vision import ClaudeVisionProvider
@@ -8,15 +8,25 @@ from app.services.llm.deepseek_vision import DeepSeekVisionProvider
 from app.services.llm.custom_openai_vision import CustomOpenAICompatibleProvider
 
 
-def get_llm_provider() -> BaseLLMProvider:
+def _make_provider(provider_name: str, model_override: str | None = None) -> BaseLLMProvider:
+    name = (provider_name or "openai").lower()
+    if name == "openai":
+        return OpenAIVisionProvider(model_override=model_override)
+    if name == "anthropic":
+        return ClaudeVisionProvider(model_override=model_override)
+    if name == "deepseek":
+        return DeepSeekVisionProvider(model_override=model_override)
+    if name == "custom_openai":
+        return CustomOpenAICompatibleProvider(model_override=model_override)
+    return OpenAIVisionProvider(model_override=model_override)
+
+
+def get_llm_provider(role: str = "ocr") -> BaseLLMProvider:
+    """
+    role="ocr"       -> uses ocr_provider + ocr_model
+    role="inference"  -> uses inference_provider + inference_model
+    """
     settings = get_settings()
-    provider = (settings.llm_provider or "openai").lower()
-    if provider == "openai":
-        return OpenAIVisionProvider()
-    if provider == "anthropic":
-        return ClaudeVisionProvider()
-    if provider == "deepseek":
-        return DeepSeekVisionProvider()
-    if provider == "custom_openai":
-        return CustomOpenAICompatibleProvider()
-    return OpenAIVisionProvider()
+    if role == "inference":
+        return _make_provider(settings.inference_provider, get_inference_model())
+    return _make_provider(settings.ocr_provider, get_ocr_model())