Update Dockerfile

Dockerfile

@@ -9,6 +9,9 @@ RUN pip install --no-cache-dir -r requirements.txt
 # Copy all files
 COPY . .
 
+# Create instance directory with proper permissions
+RUN mkdir -p /app/instance && chmod 777 /app/instance
+
 # Optional: avoid using cached Hugging Face models in root directory
 ENV TRANSFORMERS_CACHE=/app/cache
 ENV HF_HOME=/app/cache
@@ -21,5 +24,3 @@ EXPOSE 7860
 
 # Start server
 CMD ["gunicorn", "--bind", "0.0.0.0:7860", "main:app"]
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