Fix: Add cache environment variables to Dockerfile

Dockerfile

@@ -2,6 +2,14 @@ FROM python:3.11-slim
 
 WORKDIR /app
 
+# Set cache directories BEFORE installing dependencies
+ENV HF_HOME=/tmp/.cache
+ENV TRANSFORMERS_CACHE=/tmp/.cache
+ENV TORCH_HOME=/tmp/.cache
+
+# Create cache directory
+RUN mkdir -p /tmp/.cache && chmod 777 /tmp/.cache
+
 # Install dependencies
 COPY requirements.txt requirements.txt
 RUN pip install --no-cache-dir -r requirements.txt
@@ -18,4 +26,3 @@ ENV PYTHONUNBUFFERED=1
 
 # Run app
 CMD ["python", "app.py"]
-