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+FROM ubuntu:focal
+
+# deaktiviert Nachfragen beim installieren von Paketen
+ENV DEBIAN_FRONTEND=noninteractive
+
+# hadolint ignore=DL3008,DL3028,DL4006
+RUN apt-get update && \
+ apt-get -y --no-install-recommends install \
+ python3-pip && \
+ apt-get clean && \
+ rm -rf /var/lib/apt/lists/* /var/tmp/* /tmp/*
+
+WORKDIR /app
+
+COPY requirements.txt .
+COPY app.py .
+
+RUN pip install --no-cache-dir -r requirements.txt
+
+EXPOSE 5000
+
+CMD [ "python3", "-m" , "flask", "run"]