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Dockerfile

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+# Stage 1: Build dependencies
+FROM python:3.11-slim as builder
+
+WORKDIR /app
+
+# Install build dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    gcc \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install Python dependencies
+COPY requirements.txt .
+RUN pip wheel --no-cache-dir --no-deps --wheel-dir /app/wheels -r requirements.txt
+
+# Stage 2: Runtime
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Create non-root user for security
+RUN useradd --create-home --shell /bin/bash botuser
+
+# Copy wheels from builder and install
+COPY --from=builder /app/wheels /wheels
+RUN pip install --no-cache /wheels/* && rm -rf /wheels
+
+# Copy application code
+COPY src/ ./src/
+
+# Set Python path
+ENV PYTHONPATH=/app/src
+ENV PYTHONUNBUFFERED=1
+
+# Switch to non-root user
+USER botuser
+
+# Run the bot
+CMD ["python", "-m", "daemon_boyfriend"]