Update Dockerfile

Dockerfile

@@ -17,6 +17,10 @@ COPY requirements.txt .
 RUN pip install --no-cache-dir --upgrade pip
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Create cache directories with proper permissions
+RUN mkdir -p /tmp/huggingface_cache /tmp/transformers_cache /app/nltk_data
+RUN chmod 777 /tmp/huggingface_cache /tmp/transformers_cache
+
 # Download NLTK data (if needed)
 RUN python -c "import nltk; nltk.download('punkt', download_dir='/app/nltk_data')"
 
@@ -26,10 +30,12 @@ COPY . .
 # Create necessary directories
 RUN mkdir -p /app/data/chunks /app/data/summaries /app/data/vectorstore
 
-# Set environment variables
+# Set environment variables for cache directories
 ENV PYTHONPATH=/app
 ENV NLTK_DATA=/app/nltk_data
-ENV HF_HOME=/app/.cache/huggingface
+ENV HF_HOME=/tmp/huggingface_cache
+ENV TRANSFORMERS_CACHE=/tmp/transformers_cache
+ENV HF_DATASETS_CACHE=/tmp/huggingface_cache
 
 # Expose port
 EXPOSE 7860