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+FROM python:3.12-slim
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1 \
+    STREAMLIT_BROWSER_GATHER_USAGE_STATS=false
+
+WORKDIR /app
+
+# System deps (timezone data for TZ support)
+RUN apt-get update && apt-get install -y --no-install-recommends tzdata && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt /app/
+RUN pip install -r requirements.txt
+
+COPY . /app
+
+EXPOSE 8501
+
+CMD ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0"]
+
+