Fix some scripting issues

installer/scripts/darwin_build_installer.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+set -e
+
+# Get the directory where this script is located
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+INSTALLER_ROOT="${SCRIPT_DIR}/.."
+
+echo "=== Building Safe Chain Installer for macOS ==="
+
+# Ensure we are in the installer directory
+cd "${INSTALLER_ROOT}"
+
+# Install dependencies
+echo "Installing build dependencies..."
+npm install
+
+# Build the binary and installer using the Node.js build script
+echo "Building binary and installer..."
+node build.js --platform=macos
+
+echo "Done."