Run end-to-end tests on Ampere ARM64

GitHub self-hosted runner info:
- Owner: Stefan Prodan
- VM: Oracle Cloud VM.Standard.A1.Flex 4CPU 24GB RAM
- OS: Linux 5.4.0-1045-oracle #49-Ubuntu SMP aarch64
- Packages: docker, kind, kubectl, kustomize

Signed-off-by: Stefan Prodan <stefan.prodan@gmail.com>

.github/workflows/e2e-arm64.yaml

@@ -0,0 +1,109 @@
+name: e2e-arm64
+
+on:
+  workflow_dispatch:
+  push:
+    branches: [ main, update-components ]
+
+jobs:
+  ampere:
+    # Runner info
+    # Owner: Stefan Prodan
+    # VM: Oracle Cloud VM.Standard.A1.Flex 4CPU 24GB RAM
+    # OS: Linux 5.4.0-1045-oracle #49-Ubuntu SMP aarch64
+    # Packages: docker, kind, kubectl, kustomize
+    runs-on: [self-hosted, Linux, ARM64]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.16.x
+      - name: Prepare
+        id: prep
+        run: |
+          echo ::set-output name=CLUSTER::arm64-${GITHUB_SHA:0:7}-$(date +%s)
+          echo ::set-output name=CONTEXT::kind-arm64-${GITHUB_SHA:0:7}-$(date +%s)
+      - name: Run unit tests
+        run: make test
+      - name: Check if working tree is dirty
+        run: |
+          if [[ $(git diff --stat) != '' ]]; then
+            git diff
+            echo 'run make test and commit changes'
+            exit 1
+          fi
+      - name: Build
+        run: |
+          go build -o /tmp/flux ./cmd/flux
+      - name: Setup Kubernetes Kind
+        run: |
+          kind create cluster --name ${{ steps.prep.outputs.CLUSTER }}
+      - name: flux check --pre
+        run: |
+          /tmp/flux check --pre \
+          --context ${{ steps.prep.outputs.CONTEXT }}
+      - name: flux install
+        run: |
+          /tmp/flux install \
+          --components-extra=image-reflector-controller,image-automation-controller \
+          --context ${{ steps.prep.outputs.CONTEXT }}
+      - name: flux create source git
+        run: |
+          /tmp/flux create source git podinfo-gogit \
+            --git-implementation=go-git \
+            --url https://github.com/stefanprodan/podinfo  \
+            --tag-semver=">1.0.0" \
+            --context ${{ steps.prep.outputs.CONTEXT }}
+          /tmp/flux create source git podinfo-libgit2 \
+            --git-implementation=libgit2 \
+            --url https://github.com/stefanprodan/podinfo  \
+            --branch="master" \
+            --context ${{ steps.prep.outputs.CONTEXT }}
+      - name: flux create kustomization
+        run: |
+          /tmp/flux create kustomization podinfo \
+            --source=podinfo-gogit \
+            --path="./deploy/overlays/dev" \
+            --prune=true \
+            --interval=5m \
+            --validation=client \
+            --health-check="Deployment/frontend.dev" \
+            --health-check="Deployment/backend.dev" \
+            --health-check-timeout=3m \
+            --context ${{ steps.prep.outputs.CONTEXT }}
+      - name: flux create tenant
+        run: |
+          /tmp/flux create tenant dev-team \
+            --with-namespace=apps \
+            --context ${{ steps.prep.outputs.CONTEXT }}
+      - name: flux create helmrelease
+        run: |
+          /tmp/flux -n apps create source helm podinfo \
+            --url https://stefanprodan.github.io/podinfo \
+            --context ${{ steps.prep.outputs.CONTEXT }}
+
+          /tmp/flux -n apps create hr podinfo-helm \
+            --source=HelmRepository/podinfo \
+            --chart=podinfo \
+            --chart-version="6.0.x" \
+            --service-account=dev-team \
+            --context ${{ steps.prep.outputs.CONTEXT }}
+      - name: flux get all
+        run: |
+          /tmp/flux get all --all-namespaces \
+            --context ${{ steps.prep.outputs.CONTEXT }}
+      - name: flux uninstall
+        run: |
+          /tmp/flux uninstall -s \
+            --context ${{ steps.prep.outputs.CONTEXT }}
+      - name: Debug failure
+        if: failure()
+        run: |
+          kubectl --context ${{ steps.prep.outputs.CONTEXT }} -n flux-system get all
+          /tmp/flux logs --all-namespaces
+      - name: Cleanup
+        if: always()
+        run: |
+          kind delete cluster --name ${{ steps.prep.outputs.CLUSTER }}