Merge pull request #1302 from consideRatio/pr/workaround-docker-bug

ci: workaround broken docker library

Author: consideRatio

.github/workflows/publish.yml

@@ -29,8 +29,14 @@ jobs:
       - name: Install chart publishing dependencies (chartpress, helm)
         run: |
           . ./ci/common
-          setup_helm v3.4.1
-          pip install --no-cache-dir chartpress==1.0.*
+          setup_helm v3.5.4
+          # FIXME: six is required by docker 5.0.0 but isn't explicitly required
+          #        any more.
+          #
+          #        Upstream issue:  https://github.com/docker/docker-py/issues/2807
+          #        Breaking commit: https://github.com/docker/docker-py/commit/c8fba210a222d4f7fde90da8f48db1e7faa637ec
+          #
+          pip install --no-cache-dir chartpress==1.0.* six
 
       - name: Setup push rights to jupyterhub/helm-chart
         # This was setup by...

dev-requirements.txt

@@ -9,3 +9,8 @@ pytest-asyncio
 pytest-cov
 requests
 ruamel.yaml>=0.15
+# FIXME: six is required by docker 5.0.0 but isn't explicitly required any more.
+#        Upstream issue:  https://github.com/docker/docker-py/issues/2807
+#        Breaking commit: https://github.com/docker/docker-py/commit/c8fba210a222d4f7fde90da8f48db1e7faa637ec
+#
+six