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--- a/README.md
+++ b/README.md
@@ -1,2 +1,20 @@
 # Chromart Gitea Actions
-A repo containing reusable Gitea actions / workflows
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+A repo containing reusable Gitea actions / workflows
+
+
+# debug outputs
+
+```
+test:
+  runs-on: ubuntu-22.04
+  needs: diff
+  if: ${{ always() }}
+  steps:
+    - name: check output
+      env:
+        ALLMYVARS: ${{ toJSON(vars) }}
+        DIFF: ${{ toJSON(needs) }}
+      run: |
+        echo $ALLMYVARS
+        echo $DIFF
+```
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