make cache directory writable

Dockerfile

@@ -13,6 +13,10 @@ RUN pip install --no-cache-dir -r requirements.txt
 # Set an environment variable for Hugging Face cache
 ENV TRANSFORMERS_CACHE=/app/huggingface_cache
 
+# Ensure the cache directory is writable
+RUN mkdir -p /app/huggingface_cache && chmod -R 777 /app/huggingface_cache
+
+
 # Step 5: Copy the rest of the application code
 COPY . /app/