add initial files

.erb/scripts/check-build-exists.ts

@@ -0,0 +1,24 @@
+// Check if the renderer and main bundles are built
+import path from 'path';
+import chalk from 'chalk';
+import fs from 'fs';
+import webpackPaths from '../configs/webpack.paths';
+
+const mainPath = path.join(webpackPaths.distMainPath, 'main.js');
+const rendererPath = path.join(webpackPaths.distRendererPath, 'renderer.js');
+
+if (!fs.existsSync(mainPath)) {
+  throw new Error(
+    chalk.whiteBright.bgRed.bold(
+      'The main process is not built yet. Build it by running "npm run build:main"'
+    )
+  );
+}
+
+if (!fs.existsSync(rendererPath)) {
+  throw new Error(
+    chalk.whiteBright.bgRed.bold(
+      'The renderer process is not built yet. Build it by running "npm run build:renderer"'
+    )
+  );
+}