diff --git a/.woodpecker/pre-commit.yaml b/.woodpecker/pre-commit.yaml
new file mode 100644
index 0000000..654d1ae
--- /dev/null
+++ b/.woodpecker/pre-commit.yaml
@@ -0,0 +1,12 @@
+when:
+  - event: pull_request
+
+steps:
+  - name: validate
+    image: python:3.12-alpine
+    commands:
+      - pip install --quiet yamllint
+      - yamllint -d relaxed skills/
+      - python -m json.tool schemas/subtask-request.json > /dev/null
+      - python -m json.tool schemas/subtask-status.json > /dev/null
+      - echo "All skills and schemas valid"