feat: Implement draft version of CLI package

packages/cli/src/cli.js

@@ -1,8 +0,0 @@
-'use strict';
-
-// eslint-disable-next-line no-undef
-module.exports = cli;
-
-function cli() {
-  // TODO
-}

packages/cli/src/commands/start.ts

@@ -0,0 +1,9 @@
+import { Command } from '@oclif/core';
+
+export default class Start extends Command {
+  static description = 'Say hello world';
+
+  async run(): Promise<void> {
+    this.log('hello world from start script');
+  }
+}

packages/cli/src/index.ts

@@ -0,0 +1 @@
+export {run} from '@oclif/core'