Improve dockerfile

utils/Dockerfile

@@ -3,9 +3,10 @@ FROM jenkins/ssh-agent:4.1.0
 ARG ORCHENT_VERSION=1.2.9
 
 RUN DEBIAN_FRONTEND=noninteractive apt-get update \
-    && apt-get install -y wget git ansible python3-pip \
+    && apt-get install -y --no-install-recommends wget git ansible python3-pip \
     && wget https://github.com/indigo-dc/orchent/releases/download/v${ORCHENT_VERSION}/orchent_${ORCHENT_VERSION}_amd64.deb \
     && dpkg -i orchent_${ORCHENT_VERSION}_amd64.deb \
+    && rm orchent_${ORCHENT_VERSION}_amd64.deb \
     && apt-get clean && rm -rf /var/lib/apt/lists/*
 
 RUN pip install gvm-tools jq yq
\ No newline at end of file