feat: 拆分开奖与结算审核流程，新增手动结果录入、重开和派彩审批接口

app/Services/Draw/DrawReopenService.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Services\Draw;
+
+use App\Models\Draw;
+use App\Models\AdminUser;
+use App\Lottery\DrawStatus;
+use Illuminate\Support\Facades\DB;
+
+final class DrawReopenService
+{
+    public function reopenCooldownDraw(Draw $draw, AdminUser $admin, ?string $reason = null): Draw
+    {
+        unset($admin, $reason);
+
+        return DB::transaction(function () use ($draw): Draw {
+            /** @var Draw $locked */
+            $locked = Draw::query()->whereKey($draw->id)->lockForUpdate()->firstOrFail();
+            if ($locked->status !== DrawStatus::Cooldown->value) {
+                throw new \RuntimeException('draw_not_in_cooldown');
+            }
+            if ((int) $locked->settle_version > 0) {
+                throw new \RuntimeException('draw_already_settled');
+            }
+
+            $locked->forceFill([
+                'status' => DrawStatus::Closed->value,
+                'cooling_end_time' => null,
+                'is_reopened' => true,
+            ])->save();
+
+            return $locked->refresh();
+        });
+    }
+}