Update Dockerfile

Dockerfile

@@ -4,9 +4,17 @@ WORKDIR /app
 
 COPY . .
 
-# Create uploads directory with proper permissions
-RUN mkdir -p static/uploads && chmod 777 static/uploads
-
+# Install dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Create uploads directory and feedback.json with proper permissions
+RUN mkdir -p static/uploads && \
+    touch feedback.json && \
+    chmod 777 static/uploads && \
+    chmod 666 feedback.json
+
+# Run as non-root user for security
+RUN adduser --disabled-password --gecos '' appuser
+USER appuser
+
 CMD ["gunicorn", "--bind", "0.0.0.0:7860", "app:app"]