Create channels_validate.sh

.husky/channels_validate.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+channels_changed="$(git diff --staged --name-only --diff-filter=ACMR -- 'sites/**/*.channels.xml' | sed 's| |\\ |g')"
+        
+if [ ! -z "$channels_changed" ]; then
+    npm run channels:validate -- $channels_changed
+fi