ci: run jobs in parallel for e2e testdata samples

Change the workflow to run the E2E tests for the samples
to run the jobs in parallel. Also, refine the execution
to only trigger the workflow when changes are made on those samples

.github/workflows/test-e2e-samples.yml

@@ -1,17 +1,22 @@
-name: Testing E2E Sample
+name: E2E Testdata Sample
 
 on:
   push:
-    paths-ignore:
-      - '**/*.md'
+    paths:
+      - 'testdata/project-v4/**'
+      - 'testdata/project-v4-with-plugins/**'
+      - '.github/workflows/test-e2e-samples.yml'
   pull_request:
-    paths-ignore:
-      - '**/*.md'
+    paths:
+      - 'testdata/project-v4/**'
+      - 'testdata/project-v4-with-plugins/**'
+      - '.github/workflows/test-e2e-samples.yml'
 
 jobs:
-  e2e-tests:
+  e2e-tests-project-v4:
     runs-on: ubuntu-latest
-    # Pull requests from the same repository won't trigger this checks as they were already triggered by the push
+    strategy:
+      fail-fast: true
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
@@ -48,8 +53,28 @@ jobs:
         run: |
           make test-e2e
 
-      - name: Teardown kind cluster
-        run: kind delete cluster
+  e2e-tests-project-v4-with-plugins:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: true
+    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '~1.22'
+
+      - name: Install the latest version of kind
+        run: |
+          curl -Lo ./kind https://kind.sigs.k8s.io/dl/latest/kind-linux-amd64
+          chmod +x ./kind
+          sudo mv ./kind /usr/local/bin/kind
+
+      - name: Verify kind installation
+        run: kind version
 
       - name: Create kind cluster
         run: kind create cluster
@@ -59,21 +84,15 @@ jobs:
           KUSTOMIZATION_FILE_PATH="testdata/project-v4-with-plugins/config/default/kustomization.yaml"
           sed -i '25s/^#//' $KUSTOMIZATION_FILE_PATH
           sed -i '51s/^#//' $KUSTOMIZATION_FILE_PATH
-          # Uncomment only ValidatingWebhookConfiguration
-          # from cert-manager replaces
-          sed -i '55,70s/^#//' $KUSTOMIZATION_FILE_PATH
           sed -i '55,70s/^#//' $KUSTOMIZATION_FILE_PATH
           sed -i '79,101s/^#//' $KUSTOMIZATION_FILE_PATH
           sed -i '110,151s/^#//' $KUSTOMIZATION_FILE_PATH
-          # Comment the injection for MutatingWebhookConfiguration
-          # Fixme: We should not scaffold or it should be commented
-          # by default when only validation webhooks are scaffolded
           WEBHOOK_INJECTION_FILE_PATH="testdata/project-v4-with-plugins/config/default/webhookcainjection_patch.yaml"
           sed -i '3,11s/^/#/' $WEBHOOK_INJECTION_FILE_PATH
           cd testdata/project-v4-with-plugins/
           go mod tidy
 
       - name: Testing make test-e2e for project-v4-with-plugins
-        working-directory: testdata/project-v4-with-plugins
+        working-directory: testdata/project-v4-with-plugins/
         run: |
           make test-e2e