Update Dockerfile

Dockerfile

@@ -1,18 +1,25 @@
-# Base image
+# Dockerfile - Good News App (HF Space)
 FROM python:3.10-slim
 
-# Set working directory
+# Create app dir
 WORKDIR /app
 
-# Install dependencies
+# Copy requirements and install
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy application
+# Copy application code
 COPY app.py .
 
-# Expose Gradio port
+# Make writable cache directory for Hugging Face / transformers
+RUN mkdir -p /tmp/hf_cache && chmod -R 777 /tmp/hf_cache
+
+# Set env vars so transformers/HF use writable cache
+ENV TRANSFORMERS_CACHE=/tmp/hf_cache
+ENV HF_HOME=/tmp/hf_cache
+
+# Expose port used by Gradio
 EXPOSE 7860
 
-# Run app
+# Run the Gradio app
 CMD ["python", "app.py"]