ci(Vercel): Add ignore-step.sh

.vercel/ignore-step.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# Related: https://vercel.com/guides/how-do-i-use-the-ignored-build-step-field-on-vercel
+
+echo "VERCEL_GIT_COMMIT_REF: $VERCEL_GIT_COMMIT_REF";
+
+# Only proceed for main, develop, and feature branches
+if [[ "$VERCEL_GIT_COMMIT_REF" != "main" && "$VERCEL_GIT_COMMIT_REF" != "develop" && "$VERCEL_GIT_COMMIT_REF" != feature/* ]] ; then
+  echo "🛑 - Build cancelled (Reason: Incorrect branch. We only deploy main, develop and fetures branches.)"
+  exit 0;
+fi
+
+# Only proceed when files in /app have changed
+if [[ ! `git diff HEAD^ HEAD .` ]]; then
+  echo "🛑 - Build cancelled (Reason: No app changes.)"
+  exit 0;
+fi
+
+echo "✅ - Build can proceed"
+exit 1;