feat: 商品/专区/店铺按俱乐部分离，工单统计与点单手机号认证

商品与专区、店铺增加 club_id（历史默认 xq）；列表按俱乐部过滤；工单列表返回待办统计；新增 hqshouji/rzwlsjh 手机号查询与认证接口。

Co-authored-by: Cursor <cursoragent@cursor.com>

shop/migrations/0002_dianpu_club_id.py

@@ -0,0 +1,29 @@
+from django.db import migrations, models
+from django.db.models import Q
+
+
+def backfill_club_xq(apps, schema_editor):
+    Dianpu = apps.get_model('shop', 'Dianpu')
+    Dianpu.objects.filter(Q(club_id__isnull=True) | Q(club_id='')).update(club_id='xq')
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('shop', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='dianpu',
+            name='club_id',
+            field=models.CharField(
+                db_index=True,
+                default='xq',
+                help_text='店铺按俱乐部隔离；历史数据默认星阙 xq',
+                max_length=16,
+                verbose_name='所属俱乐部',
+            ),
+        ),
+        migrations.RunPython(backfill_club_xq, migrations.RunPython.noop),
+    ]