add forward slash to directory folders

Dockerfile

@@ -8,9 +8,9 @@ COPY ./apply_model.py /app/apply_model.py
 COPY ./explore.py /app/explore.py
 COPY ./generate_embeddings.py /app/generate_embeddings.py
 COPY ./home.py /app/home.py
-COPY ./llava /app/llava
+COPY ./llava/ /app/llava/
 COPY ./train_model.py /app/train_model.py
-COPY ./utils /app/utils
+COPY ./utils/ /app/utils/
 
 
 RUN apt-get update && xargs -r -a /app/packages.txt apt-get install -y && rm -rf /var/lib/apt/lists/*