Automatically set values for Nginx sub-chart based on install name (#370)

* Automatically set serverblock from IN chart

* Automatically set nginx PVC

* Bump chart version

* Upgrade dependencies

* Updated k8s test versions

.github/workflows/charts.yaml

@@ -13,9 +13,8 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
-
-      - name: Fetch history
-        run: git fetch --prune --unshallow
+        with:
+          fetch-depth: 0
 
       - name: Set up Helm
         uses: azure/setup-helm@v1
@@ -41,6 +40,7 @@ jobs:
 
       - name: Run chart-testing (lint)
         run: ct lint --config .github/ct-lint.yaml
+
   kubeval-chart:
     runs-on: ubuntu-latest
     needs:
@@ -49,9 +49,9 @@ jobs:
       matrix:
         chart: ${{ fromJson(needs.lint-chart.outputs.matrix) }}
         k8s:
-          - v1.17.11
-          - v1.18.8
-          - v1.19.4
+          - v1.19.11
+          - v1.20.7
+          - v1.21.2
     steps:
       - name: Checkout
         uses: actions/checkout@v1
@@ -79,20 +79,26 @@ jobs:
     strategy:
       matrix:
         k8s:
-          - v1.17.11
-          - v1.18.8
-          - v1.19.4
+          - v1.19.11
+          - v1.20.7
+          - v1.21.2
     steps:
       - name: Checkout
         uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
 
       - name: Create kind ${{ matrix.k8s }} cluster
-        uses: helm/kind-action@v1.1.0
+        uses: helm/kind-action@v1.2.0
         with:
           node_image: kindest/node:${{ matrix.k8s }}
 
-      - name: Run chart-testing (install)
-        uses: helm/chart-testing-action@v2.0.1
+      - uses: actions/setup-python@v2
         with:
-          command: install
-          config: .github/ct-install.yaml
+          python-version: 3.7
+
+      - name: Set up chart-testing
+        uses: helm/chart-testing-action@v2.0.1
+
+      - name: Run chart-testing (install)
+        run: ct install --config .github/ct-install.yaml