[TEST] Test Canonical k8s

[dragomirp]

Issue

Solution

Checklist

• I have added or updated any relevant documentation.
• I have cleaned any remaining cloud resources from my accounts.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 72.76%. Comparing base (4aaa6bf) to head (79ce25f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1215   +/-   ##
=======================================
  Coverage   72.76%   72.76%           
=======================================
  Files          16       16           
  Lines        4130     4130           
  Branches      606      606           
=======================================
  Hits         3005     3005           
  Misses        897      897           
  Partials      228      228           

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[astrojuanlu]

Opened a few random tests, they are all failing with:

model-f0b3f4a9-3884-456b-860f-e1c69e9ede7d: 08:53:04 ERROR juju.worker.dependency "api-caller" manifold worker returned unexpected error: [f0b3f4] "model-f0b3f4a9-3884-456b-860f-e1c69e9ede7d" cannot open api: cannot resolve "controller-service.controller-concierge-k8s.svc.cluster.local": lookup controller-service.controller-concierge-k8s.svc.cluster.local: operation was canceled
...

see

• https://github.com/canonical/postgresql-k8s-operator/actions/runs/26807922899/job/79033291214?pr=1215#step:6:2185
• https://github.com/canonical/postgresql-k8s-operator/actions/runs/26807922899/job/79033291324?pr=1215#step:6:2921
• https://github.com/canonical/postgresql-k8s-operator/actions/runs/26807922899/job/79033291222?pr=1215#step:6:2184
• https://github.com/canonical/postgresql-k8s-operator/actions/runs/26807922899/job/79033293518?pr=1215#step:6:2177

[astrojuanlu]

I pushed a couple of commits to fix Canonical K8s, feel free to take over from here!