add bot crafting command

src/ZM/Command/BotCraft/BotCraftCommand.php

@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ZM\Command\BotCraft;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * TODO: 用于从命令行创建插件
+ */
+class BotCraftCommand extends Command
+{
+    protected static $defaultName = 'bc:make';
+
+    public function execute(InputInterface $input, OutputInterface $output)
+    {
+        return 0;
+    }
+}