return the logic, seems to break again (robusta-dev#578)

Dockerfile

@@ -13,6 +13,13 @@ RUN curl -sSL https://install.python-poetry.org | python3 -
 RUN /root/.local/bin/poetry config virtualenvs.create false 
 WORKDIR /app
 
+# Install gcc to compile rumal.yaml.clib, wheel is missing.
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends gcc \
+    && pip3 install --no-cache-dir ruamel.yaml.clib \
+    && apt-get purge -y --auto-remove gcc \
+    && rm -rf /var/lib/apt/lists/*
+
 # we install the project requirements and install the app in separate stages to optimize docker layer caching
 COPY pyproject.toml poetry.lock /app/
 RUN /root/.local/bin/poetry install --no-root --no-dev --extras "all"