Merge ~mthaddon/charm-k8s-unifi-poller/+git/charm-k8s-unifi-poller:action-image into charm-k8s-unifi-poller:master

[Tom Haddon]

Add python3-yaml as needed for Juju actions

Add python3-yaml as needed for Juju actions

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

This merge proposal is being monitored by mergebot. Change the status to Approved to merge.

[Gareth Woolridge (moon127)]

LGTM

review: Approve

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

Change successfully merged at revision 5912f1b0d0eb9f8b310c932e46ff3d87b22ed8ad

diff --git a/Dockerfile b/Dockerfile
index dea6e19..726579b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,6 +25,12 @@ ARG BUILD_DATE
 LABEL org.label-schema.build-date=${BUILD_DATE}
 LABEL maintainer="[e-mail]"
 
+# Manually adding python3-yaml to the package list as it's needed for Juju
+# actions.
+RUN apt-get -qy update && \
+    apt-get -qy dist-upgrade && \
+    DEBIAN_FRONTEND="noninteractive" apt-get -qy install python3-yaml
+
 RUN mkdir -p /etc/unifi-poller
 COPY --from=builder unifi-poller/unifi-poller /
 COPY --from=builder unifi-poller/examples/up.conf.example /etc/unifi-poller/up.conf