(Fix) RAG Folder Fix

Author: keeryn04

api/Dockerfile.backend

@@ -18,11 +18,15 @@ RUN pip install --no-cache-dir \
 
 #Copy only runtime files
 COPY app.py ./
-COPY rag/paper_query.py ./rag
 COPY routes ./routes
 COPY models ./models
 COPY llm ./llm
 
+#Only copy paper_query from rag
+RUN mkdir -p rag
+COPY rag/paper_query.py ./rag/
+RUN touch ./rag/__init__.py
+
 EXPOSE 5000
 
 CMD ["gunicorn", "--bind", "0.0.0.0:5000", "--workers", "2", "--max-requests", "100", "--timeout", "30", "app:app"]