PR should build but not deploy

check_cron_or_pr.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+set -e
+
+if [[ $github.event.number ]]; then
+	# it's a PR
+	
+	export SHOULD_BUILD="yes"
+	export SHOULD_DEPLOY="no"
+else
+	export SHOULD_DEPLOY="yes"
+fi
+
+if [[ $GITHUB_ENV ]]; then
+	echo "SHOULD_BUILD=$SHOULD_BUILD" >> $GITHUB_ENV
+	echo "SHOULD_DEPLOY=$SHOULD_DEPLOY" >> $GITHUB_ENV
+fi