diff --git a/.github/workflows/pr_donotmerge.yml b/.github/workflows/pr_donotmerge.yml
new file mode 100644
index 00000000..1208feaf
--- /dev/null
+++ b/.github/workflows/pr_donotmerge.yml
@@ -0,0 +1,20 @@
+name: Validate pull request (do not merge)
+
+on:
+  pull_request:
+    types: [opened, labeled, unlabeled, synchronize, ready_for_review]
+
+jobs:
+  do_not_merge-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Has tag
+        if: github.base_ref == 'main' && contains( github.event.pull_request.labels.*.name, 'pr/do-not-merge')
+        run: |
+          echo "PR blocked: [tag: pr/do-not-merge]"
+          exit 1
+
+      - name: All good
+        if: ${{ success() }}
+        run: |
+          echo "All good"
diff --git a/.github/workflows/pr_validate.yml b/.github/workflows/pr_validate.yml
new file mode 100644
index 00000000..f082dc9b
--- /dev/null
+++ b/.github/workflows/pr_validate.yml
@@ -0,0 +1,21 @@
+name: Validate driver
+
+on:
+  pull_request:
+
+jobs:
+  test:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        dotnet-version: [ '8.0.x' ]
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup dotnet ${{ matrix.dotnet-version }}
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: ${{ matrix.dotnet-version }}
+      - name: Run unit tests on .NET ${{ matrix.dotnet-version }}
+        run: dotnet test