feat: 添加新的错误码以支持配置版本管理，更新彩票配置以启用手动审核，增强 API 路由以支持玩法和赔率版本化管理

app/Models/RiskCapItem.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * {@see risk_cap_items}
+ *
+ * `cap_amount`：与钱包一致的最小货币单位（整数）。
+ */
+class RiskCapItem extends Model
+{
+    protected $fillable = [
+        'version_id',
+        'draw_id',
+        'normalized_number',
+        'cap_amount',
+        'cap_type',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'version_id' => 'integer',
+            'draw_id' => 'integer',
+            'cap_amount' => 'integer',
+        ];
+    }
+
+    /** @return BelongsTo<RiskCapVersion, RiskCapItem> */
+    public function version(): BelongsTo
+    {
+        return $this->belongsTo(RiskCapVersion::class, 'version_id');
+    }
+
+    /** @return BelongsTo<Draw, RiskCapItem> */
+    public function draw(): BelongsTo
+    {
+        return $this->belongsTo(Draw::class, 'draw_id');
+    }
+}