Update Dockerfile

Dockerfile

@@ -12,9 +12,9 @@ WORKDIR $HOME/app
 COPY --chown=user ./requirements.txt requirements.txt
 COPY --chown=user ./packages.txt packages.txt
 
-
-RUN apt-get update && xargs -r -a packages.txt apt-get install -y && rm -rf /var/lib/apt/lists/*
 RUN pip3 install --no-cache-dir -r requirements.txt
+RUN apt-get update && xargs -r -a packages.txt apt-get install -y && rm -rf /var/lib/apt/lists/*
+
 
 COPY --chown=user . /app