set up cache in dockerfile

Dockerfile

@@ -1,9 +1,16 @@
-# Use the official Python image
+# Use the official Python image 
 FROM python:3.9-slim
 
 # Set the working directory
 WORKDIR /app
 
+# Create a writable cache directory for Hugging Face
+RUN mkdir -p /workspace/huggingface_cache && \
+    chmod -R 777 /workspace/huggingface_cache
+
+# Set environment variable for Hugging Face cache
+ENV HF_HOME=/workspace/huggingface_cache
+
 # Copy the requirements file into the image
 COPY requirements.txt requirements.txt