feat: initialize managed portal

managed/people_flow_project/Dockerfile

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+FROM swr.cn-north-4.myhuaweicloud.com/ddn-k8s/docker.io/library/python:3.12-slim-bookworm
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1 \
+    PIP_INDEX_URL=https://pypi.tuna.tsinghua.edu.cn/simple \
+    DEEPFACE_HOME=/root/.deepface \
+    TF_CPP_MIN_LOG_LEVEL=2
+
+WORKDIR /opt/people-flow
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    libglib2.0-0 \
+    libgl1 \
+    libgomp1 \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements-docker.txt ./requirements-docker.txt
+
+RUN python -m pip install --upgrade pip setuptools wheel && \
+    pip install "numpy<2" && \
+    pip install --extra-index-url https://download.pytorch.org/whl/cpu \
+        "torch==2.6.0+cpu" "torchvision==0.21.0+cpu" && \
+    pip install "tensorflow==2.16.1" "tf-keras==2.16.0" && \
+    pip install -r requirements-docker.txt
+
+COPY . .
+COPY scripts/docker-entrypoint.sh /opt/people-flow/scripts/docker-entrypoint.sh
+
+RUN test -f /opt/people-flow/weights/yolo11n.pt && \
+    test -f /opt/people-flow/weights/deepface/age_model_weights.h5 && \
+    test -f /opt/people-flow/weights/deepface/gender_model_weights.h5 && \
+    test -f /opt/people-flow/weights/deepface/retinaface.h5 && \
+    mkdir -p /root/.deepface/weights /opt/people-flow/outputs && \
+    cp /opt/people-flow/weights/deepface/*.h5 /root/.deepface/weights/ && \
+    chmod +x /opt/people-flow/scripts/docker-entrypoint.sh
+
+EXPOSE 18082
+
+HEALTHCHECK --interval=30s --timeout=5s --start-period=15s --retries=3 \
+  CMD python -c "import urllib.request; urllib.request.urlopen('http://127.0.0.1:18082/api/manage/health', timeout=3).read()" || exit 1
+
+ENTRYPOINT ["/opt/people-flow/scripts/docker-entrypoint.sh"]