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+# Optimized production Dockerfile
+FROM python:3.9.18-slim-bullseye
+
+# Set up environment
+WORKDIR /app
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    DEBIAN_FRONTEND=noninteractive
+
+# Install only essential dependencies
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    libgl1-mesa-glx \
+    libglib2.0-0 \
+    curl && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* /tmp/*
+
+# Upgrade pip and install Python packages (using legacy resolver)
+COPY requirements.txt .
+RUN pip install --upgrade pip && \
+    pip cache purge && \
+    pip install \
+    --no-cache-dir \
+    --use-deprecated=legacy-resolver \
+    --default-timeout=300 \
+    --retries 10 \
+    -r requirements.txt
+
+# Copy application files
+COPY app.py . 
+COPY engagement_model_89.tflite .
+
+# Set up non-root user
+RUN useradd -m appuser && \
+    chown -R appuser:appuser /app
+USER appuser
+
+# Configure health check
+HEALTHCHECK --interval=30s --timeout=3s \
+    CMD curl -f http://localhost:7860/ || exit 1
+
+# Expose port and run the application (using 7860 for Hugging Face Spaces)
+EXPOSE 7860
+CMD ["python", "app.py", "--port", "7860"]