diff --git a/.gitea/workflows/validate-cooklang.yml b/.gitea/workflows/validate-cooklang.yml
new file mode 100644
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+++ b/.gitea/workflows/validate-cooklang.yml
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+# Validates that all .cook files in this repository are valid Cooklang recipes.
+# Uses cookcli (https://hub.docker.com/r/inigochoa/cookcli) via Podman.
+name: Validate Cooklang
+
+on:
+  push:
+    branches: [main, master]
+  pull_request:
+    branches: [main, master]
+
+jobs:
+  validate:
+    runs-on: ubuntu-latest
+    container:
+      type: podman
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Validate all .cook files
+        run: |
+          podman run --rm \
+            -v "$(pwd):/recipes:ro" \
+            docker.io/inigochoa/cookcli \
+            cook doctor validate -b /recipes --strict