feat(scheme): 新增数据库表结构同步方案

extend/base/common/scheme/attribute/Table.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace base\common\scheme\attribute;
+
+use Attribute;
+
+#[Attribute(Attribute::TARGET_CLASS)]
+class Table
+{
+    public function __construct(
+        public string $name = '',
+        public string $comment = '',
+        public string $engine = 'InnoDB',
+        public string $charset = 'utf8mb4',
+        public string $collation = 'utf8mb4_general_ci',
+        public ?string $connection = null
+    ) {
+    }
+}