More CI improvements

.github/actions/override-chart-deps/action.yaml

@@ -0,0 +1,35 @@
+name: "Override chart dependencies"
+description: "Overrides the dependencies for a Helm chart"
+inputs:
+  chart:
+    required: true
+    description: "Which chart to override the dependencies for"
+  overrides:
+    required: true
+    description: "A JSON encoded list of dependency overrides"
+
+runs:
+  using: "composite"
+  steps:
+    - name: Override dependencies
+      shell: bash
+      run: |
+        overrides=( $(yq --null-input e -o=j -I=0 '${{ inputs.overrides }}[]' ) )
+        chartFile="charts/${{ matrix.chart }}/Chart.yaml"
+
+        if [[ ! -f  ${chartFile} ]]; then
+          echo "Could not find ${chartFile}"!
+          exit 1
+        fi
+
+        for override in "${overrides[@]}"; do
+          name=$(echo "$override" | yq e '.name' -)
+          repository=$(echo "$override" | yq e '.repository' -)
+          version=$(echo "$override" | yq e '.version' -)
+
+          yq -i "(.dependencies[] | select(.name == \"$name\").repository) |= \"$repository\"" "${chartFile}"
+          yq -i "(.dependencies[] | select(.name == \"$name\").version) |= \"$version\"" "${chartFile}"
+        done
+
+        echo "Resulting chart:"
+        cat ${chartFile}