feat: add proto setup interactive wizard with STT configuration

packages/cli/src/commands/setup.ts

@@ -0,0 +1,20 @@
+/**
+ * @license
+ * Copyright 2025 protoLabs Studio
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import type { CommandModule, Argv } from 'yargs';
+import { runSetupWizard } from './setup/handler.js';
+import { t } from '../i18n/index.js';
+
+export const setupCommand: CommandModule = {
+  command: 'setup',
+  describe: t(
+    'Interactive setup wizard — configure a model provider, API key, and default model',
+  ),
+  builder: (yargs: Argv) => yargs.version(false),
+  handler: async () => {
+    await runSetupWizard();
+  },
+};