move apk to apt-get

Dockerfile

@@ -17,14 +17,11 @@ RUN pip install wheel cppy
 # Install dependencies into the virtual environment with Pipenv
 RUN pipenv install --deploy --verbose
 FROM python:3.8-slim
-RUN apk add --no-cache \
+RUN apt-get install --no-install-recommends -y \
     cloud-utils \
-    libjpeg \
-    libpq \
-    libstdc++ \
-    libvirt-client \
+    libvirt-clients \
     openssh-client \
-    virt-install
+    virtinst
 COPY . /app/code/
 WORKDIR /app/code
 COPY --from=build /app/venv /app/venv