Fix async/await issue in process_document function

app.py

@@ -104,7 +104,7 @@ async def health_check():
         "processed_dir": str(PROCESSED_DIR)
     }
 
-async def process_document(file_path: str):
+def process_document(file_path: str):
     """
     Process a document by extracting text, summarizing it, and adding to the vector store.
     
@@ -195,7 +195,7 @@ async def search_documents(query: str, top_k: int = 5):
     except Exception as e:
         raise HTTPException(status_code=500, detail=str(e))
 
-# Gradio 인터페이스 생성
+# GradIO 인터페이스 생성
 def process_file(file_path):
     """Process the uploaded file and return the summary"""
     # file_path is already a string path from Gradio's type="filepath"
@@ -206,7 +206,7 @@ def process_file(file_path):
         result = process_document(file_path)
         return result.get("summary", "요약을 생성할 수 없습니다.")
     except Exception as e:
-        logger.error(f"Error processing file: {str(e)}")
+        logger.error(f"Error processing file: {str(e)}", exc_info=True)
         return f"파일 처리 중 오류가 발생했습니다: {str(e)}"
 
 def search(query):