chore: add deep cleanup script (#5713)

cleanup.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+
+set -euo pipefail
+
+echo "Removing dependency, build, and cache directories..."
+
+find . -name 'node_modules' -type d -prune -exec rm -rf '{}' +
+find . -name 'lib' -type d -prune -exec rm -rf '{}' +
+find . -name 'build' -type d -prune -exec rm -rf '{}' +
+find . -name 'dist' -type d -prune -exec rm -rf '{}' +
+find . -name '.vite' -type d -prune -exec rm -rf '{}' +
+find . -name '.cache' -type d -prune -exec rm -rf '{}' +
+find . -name '.pnpm-store' -type d -prune -exec rm -rf '{}' +
+find . -name '.eslintcache' -type f -delete
+find . -name '*.tsbuildinfo' -type f -delete
+
+echo "Cleanup completed."