diff --git a/.github/workflows/required-ci.yml b/.github/workflows/required-ci.yml
new file mode 100644
index 0000000..c55784c
--- /dev/null
+++ b/.github/workflows/required-ci.yml
@@ -0,0 +1,33 @@
+name: Eupry Required CI
+
+on:
+  pull_request:
+  merge_group:
+
+jobs:
+  bootstrap:
+    name: Bootstrap validation
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Confirm required CI configuration is present
+        run: |
+          # Some repositories do not yet expose an application workflow.
+          # Keep the required check non-blocking for those repositories until CI is added.
+          test -f .github/workflows/required-ci.yml
+          echo "Required CI bootstrap configuration is present."
+
+  required:
+    name: CI / Required
+    if: always()
+    needs: [bootstrap]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Report bootstrap result
+        run: |
+          # The job is intentionally short and never waits for another runner.
+          if [[ "${{ needs.bootstrap.result }}" != "success" ]]; then
+            echo "Required CI bootstrap validation failed." >&2
+            exit 1
+          fi
+          echo "Required CI bootstrap validation passed."