fix cors error

rag/src/api/term_routes.py

@@ -65,7 +65,15 @@ async def stream_terms(session_id: str):
                 sse_manager.unregister(session_id)
                 logger.info(f"용어 스트림 종료: {session_id}")
 
-        return EventSourceResponse(event_generator())
+        return EventSourceResponse(
+            event_generator(),
+            headers={
+                "Cache-Control": "no-cache",
+                "X-Accel-Buffering": "no",
+                "Access-Control-Allow-Origin": "http://localhost:8000",
+                "Access-Control-Allow-Credentials": "true",
+            }
+        )
 
     except ValueError as e:
         raise HTTPException(status_code=429, detail=str(e))