chore: add initial app scaffold

Dockerfile

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+FROM condaforge/miniforge3:latest
+
+WORKDIR /app
+
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+ENV MPLBACKEND=Agg
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends fontconfig fonts-noto-cjk \
+    && fc-cache -fv \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt .
+
+RUN conda create -n demo python=3.12 -y \
+    && conda run -n demo python -m pip install --no-cache-dir -r requirements.txt \
+    && conda clean -afy
+
+COPY final_flask_app_0331_strict_fixed_F.py .
+COPY my_survival_forest_model_quxi-10-0331.joblib .
+COPY example.xlsx .
+
+RUN mkdir -p data static/images uploads
+
+EXPOSE 5005
+
+CMD ["conda", "run", "--no-capture-output", "-n", "demo", "python", "final_flask_app_0331_strict_fixed_F.py"]