test: test the e2e using a self-hosted runner

.github/workflows/e2e-long-test.yaml

@@ -0,0 +1,48 @@
+name: Run nightly e2e tests (using runner)
+
+on:
+  workflow_dispatch:
+
+concurrency: ci_e2e_tests
+
+env:
+  NGROK_AUTHTOKEN: ${{ secrets.NGROK_AUTHTOKEN }}
+  NGROK_API_KEY: ${{ secrets.NGROK_API_KEY }}
+  RANCHER_HOSTNAME: ${{ secrets.NGROK_DOMAIN }}
+  RANCHER_PASSWORD: ${{ secrets.RANCHER_PASSWORD }}
+  CAPA_ENCODED_CREDS: ${{ secrets.CAPA_ENCODED_CREDS }}
+  AZURE_SUBSCRIPTION_ID: ${{ secrets.AZURE_SUBSCRIPTION_ID }}
+  AZURE_CLIENT_ID: ${{ secrets.AZURE_CLIENT_ID }}
+  AZURE_CLIENT_SECRET: ${{ secrets.AZURE_CLIENT_SECRET }}
+  AZURE_TENANT_ID: ${{ secrets.AZURE_TENANT_ID }}
+
+jobs:
+  e2e:
+    runs-on: [self-hosted, linux]
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+    - name: setupGo
+      uses: actions/setup-go@v4
+      with:
+        go-version: '=1.20.7'
+    - name: Run e2e tests
+      run: make test-e2e
+    - name: Collect run artifacts
+      if: always()
+      uses: actions/upload-artifact@v3
+      with:
+        name: artifacts
+        path: _artifacts
+    - name: Cleanup Azure Resources
+      if: always()
+      uses: rancher-sandbox/azure-janitor@v0.1.1
+      with:
+        resource-groups: highlander-e2e*
+        subscription-id: ${{ secrets.AZURE_SUBSCRIPTION_ID}}
+        client-id: ${{ secrets.AZURE_CLIENT_ID}}
+        client-secret: ${{ secrets.AZURE_CLIENT_SECRET}}
+        tenant-id: ${{ secrets.AZURE_TENANT_ID}}
+        commit: true