diff --git a/.github/workflows/isotovideo-check-all-test-modules.yml b/.github/workflows/isotovideo-check-all-test-modules.yml
index ee4ab09..fec9b37 100644
--- a/.github/workflows/isotovideo-check-all-test-modules.yml
+++ b/.github/workflows/isotovideo-check-all-test-modules.yml
@@ -11,6 +11,9 @@ jobs:
     # which can be fixed with a more recent version of Ubuntu explicitly
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Run isotovideo against test code, fail if any test module failed
-        run: podman run --rm -it -v .:/tests:Z --entrypoint '' registry.opensuse.org/devel/openqa/containers/isotovideo:qemu-x86-jq /bin/sh -c 'isotovideo qemu_no_kvm=1 casedir=/tests && jq .result testresults/result-*.json | grep -v ok && echo "Test modules failed" && exit 1'
+        run: >
+          podman run --rm -it -v .:/tests:Z --entrypoint ''
+          registry.opensuse.org/devel/openqa/containers/isotovideo:qemu-x86-jq
+          /bin/sh -c 'isotovideo --exit-status-from-test-results qemu_no_kvm=1 casedir=/tests'
diff --git a/.github/workflows/isotovideo.yml b/.github/workflows/isotovideo.yml
index a08209b..4ba0cf2 100644
--- a/.github/workflows/isotovideo.yml
+++ b/.github/workflows/isotovideo.yml
@@ -6,6 +6,9 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Run isotovideo against test code in happy-path scenario
-        run: podman run --rm -it -v .:/tests:Z registry.opensuse.org/devel/openqa/containers/isotovideo:qemu-x86 qemu_no_kvm=1 casedir=/tests
+        run: >
+          podman run --rm -it -v .:/tests:Z
+          registry.opensuse.org/devel/openqa/containers/isotovideo:qemu-x86
+          --exit-status-from-test-results qemu_no_kvm=1 casedir=/tests
diff --git a/.github/workflows/openqa.yml b/.github/workflows/openqa.yml
index b450a1a..07f0d1f 100644
--- a/.github/workflows/openqa.yml
+++ b/.github/workflows/openqa.yml
@@ -11,8 +11,8 @@ env:
   OPENQA_HOST: ${{ secrets.OPENQA_URL }}
   OPENQA_API_KEY: ${{ secrets.OPENQA_API_KEY }}
   OPENQA_API_SECRET: ${{ secrets.OPENQA_API_SECRET }}
-  GH_REPO: ${github.event.pull_request.head.repo.full_name}}
-  GH_REF: ${{github.event.pull_request.head.ref}}
+  GH_REPO: ${{ github.event.pull_request.head.repo.full_name }}
+  GH_REF: ${{ github.event.pull_request.head.ref }}
 
 jobs:
   trigger_and_monitor_openqa:
diff --git a/.github/workflows/yaml-checks.yml b/.github/workflows/yaml-checks.yml
new file mode 100644
index 0000000..553b929
--- /dev/null
+++ b/.github/workflows/yaml-checks.yml
@@ -0,0 +1,14 @@
+---
+name: yamllint
+on: [push, pull_request]
+
+jobs:
+  yamllint:
+    runs-on: ubuntu-latest
+    container:
+      image: registry.opensuse.org/devel/openqa/containers/os-autoinst_dev
+    steps:
+      - uses: actions/checkout@v4
+      - name: Validate yamls
+        run: |
+          yamllint --strict .
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e69de29
diff --git a/.yamlignore b/.yamlignore
new file mode 120000
index 0000000..b509915
--- /dev/null
+++ b/.yamlignore
@@ -0,0 +1 @@
+external/os-autoinst-common/.yamlignore
\ No newline at end of file
diff --git a/.yamllint b/.yamllint
new file mode 120000
index 0000000..dece13a
--- /dev/null
+++ b/.yamllint
@@ -0,0 +1 @@
+external/os-autoinst-common/.yamllint
\ No newline at end of file
diff --git a/scenario-definitions.yaml b/scenario-definitions.yaml
index 23ae69b..95228f4 100644
--- a/scenario-definitions.yaml
+++ b/scenario-definitions.yaml
@@ -1,3 +1,4 @@
+---
 products:
   example:
     distri: "example"