feat: 新增业务人员公共接口（role_id=2，全量返回）

- PublicApiController 新增 staffList()：通过 user_roles 关联筛选业务人员
- 返回 id/name/sn/phone/email，支持 keyword 模糊匹配，不分页全量返回
- 路由组新增 /common/public/staff/list
- .gitignore 忽略 docs/*.sql（数据导出文件，不入库）

Co-Authored-By: Claude <noreply@anthropic.com>

app/common/controller/PublicApiController.php

@@ -4,12 +4,16 @@ namespace app\common\controller;
 
 use app\common\model\StockOrders;
 use app\common\model\StockOrderItems;
+use app\common\model\User;
 use support\Request;
 
 class PublicApiController extends BaseController
 {
-    protected $noNeedLogin = ['piList', 'vinList'];
-    protected $noNeedHeaderData = ['piList', 'vinList'];
+    // 业务人员固定角色ID
+    protected const STAFF_ROLE_ID = 2;
+
+    protected $noNeedLogin = ['piList', 'vinList', 'staffList'];
+    protected $noNeedHeaderData = ['piList', 'vinList', 'staffList'];
 
     /**
      * PI 号列表（含关联的 VIN 和车型名称）
@@ -102,4 +106,47 @@ class PublicApiController extends BaseController
             return $this->error('查询失败，请稍后重试');
         }
     }
+
+    /**
+     * 业务人员列表（role_id=2，在职，全量返回）
+     * GET /common/public/staff/list
+     */
+    public function staffList(Request $request)
+    {
+        try {
+            $keyword = $request->input('keyword', '');
+
+            // 通过 user_roles 关联，筛选指定角色的用户
+            $query = User::whereHas('roles', function ($q) {
+                $q->where('roles.id', static::STAFF_ROLE_ID);
+            })->where('status', 1);
+
+            if ($keyword !== '') {
+                $kw = '%' . addcslashes($keyword, '%_') . '%';
+                $query->where(function ($q) use ($kw) {
+                    $q->where('name', 'like', $kw)
+                      ->orWhere('sn', 'like', $kw)
+                      ->orWhere('phone', 'like', $kw)
+                      ->orWhere('email', 'like', $kw);
+                });
+            }
+
+            $list = $query->orderBy('id', 'asc')
+                ->get(['id', 'sn', 'name', 'phone', 'email']);
+
+            $data = $list->map(function ($user) {
+                return [
+                    'id'    => $user->id,
+                    'name'  => $user->name,
+                    'sn'    => $user->sn,
+                    'phone' => $user->phone,
+                    'email' => $user->email,
+                ];
+            })->values()->toArray();
+
+            return $this->success($data);
+        } catch (\Throwable $e) {
+            return $this->error('查询失败，请稍后重试');
+        }
+    }
 }