helm: cleanup helm chart, now in mastodon/chart (#21801)

.github/workflows/test-chart.yml

@@ -1,138 +0,0 @@
-# This is a GitHub workflow defining a set of jobs with a set of steps.
-# ref: https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions
-#
-name: Test chart
-
-on:
-  pull_request:
-    paths:
-      - 'chart/**'
-      - '!**.md'
-      - '.github/workflows/test-chart.yml'
-  push:
-    paths:
-      - 'chart/**'
-      - '!**.md'
-      - '.github/workflows/test-chart.yml'
-    branches-ignore:
-      - 'dependabot/**'
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-defaults:
-  run:
-    working-directory: chart
-
-jobs:
-  lint-templates:
-    runs-on: ubuntu-22.04
-
-    steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
-        with:
-          python-version: '3.x'
-
-      - name: Install dependencies (yamllint)
-        run: pip install yamllint
-
-      - run: helm dependency update
-
-      - name: helm lint
-        run: |
-          helm lint . \
-              --values dev-values.yaml
-
-      - name: helm template
-        run: |
-          helm template . \
-              --values dev-values.yaml \
-              --output-dir rendered-templates
-
-      - name: yamllint (only on templates we manage)
-        run: |
-          rm -rf rendered-templates/mastodon/charts
-
-          yamllint rendered-templates \
-            --config-data "{rules: {indentation: {spaces: 2}, line-length: disable}}"
-
-  # This job helps us validate that rendered templates are valid k8s resources
-  # against a k8s api-server, via "helm template --validate", but also that a
-  # basic configuration can be used to successfully startup mastodon.
-  #
-  test-install:
-    runs-on: ubuntu-22.04
-    timeout-minutes: 15
-
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          # k3s-channel reference: https://update.k3s.io/v1-release/channels
-          - k3s-channel: latest
-          - k3s-channel: stable
-
-          # This represents the oldest configuration we test against.
-          #
-          # The k8s version chosen is based on the oldest still supported k8s
-          # version among two managed k8s services, GKE, EKS.
-          # - GKE: https://endoflife.date/google-kubernetes-engine
-          # - EKS: https://endoflife.date/amazon-eks
-          #
-          # The helm client's version can influence what helper functions is
-          # available for use in the templates, currently we need v3.6.0 or
-          # higher.
-          #
-          - k3s-channel: v1.21
-            helm-version: v3.6.0
-
-    steps:
-      - uses: actions/checkout@v3
-
-      # This action starts a k8s cluster with NetworkPolicy enforcement and
-      # installs both kubectl and helm.
-      #
-      # ref: https://github.com/jupyterhub/action-k3s-helm#readme
-      #
-      - uses: jupyterhub/action-k3s-helm@v3
-        with:
-          k3s-channel: ${{ matrix.k3s-channel }}
-          helm-version: ${{ matrix.helm-version }}
-          metrics-enabled: false
-          traefik-enabled: false
-          docker-enabled: false
-
-      - run: helm dependency update
-
-      # Validate rendered helm templates against the k8s api-server
-      - name: helm template --validate
-        run: |
-          helm template --validate mastodon . \
-              --values dev-values.yaml
-
-      - name: helm install
-        run: |
-          helm install mastodon . \
-              --values dev-values.yaml \
-              --timeout 10m
-
-      # This actions provides a report about the state of the k8s cluster,
-      # providing logs etc on anything that has failed and workloads marked as
-      # important.
-      #
-      # ref: https://github.com/jupyterhub/action-k8s-namespace-report#readme
-      #
-      - name: Kubernetes namespace report
-        uses: jupyterhub/action-k8s-namespace-report@v1
-        if: always()
-        with:
-          important-workloads: >-
-            deploy/mastodon-sidekiq
-            deploy/mastodon-streaming
-            deploy/mastodon-web
-            job/mastodon-assets-precompile
-            job/mastodon-chewy-upgrade
-            job/mastodon-create-admin
-            job/mastodon-db-migrate