diff --git a/publish.sh b/publish.sh
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--- /dev/null
+++ b/publish.sh
@@ -0,0 +1,4 @@
+# publish new version npm package 
+# - omit cleanup, otherwise testing on canvas will fail
+# need to install by `npm install canvas --build-from-sources` again
+np --no-cleanup
\ No newline at end of file