Add vercel script deployment

Author: yoriiis

scripts/vercel-deploy.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+echo "VERCEL_GIT_COMMIT_REF: $VERCEL_GIT_COMMIT_REF"
+
+if [[ "$VERCEL_GIT_COMMIT_REF" == "main"  ]] ; then
+    echo "🛑 - Build cancelled"
+    exit 0;
+else
+    echo "✅ - Build can proceed"
+    exit 1;
+fi