feat: 点单端邀请绑定与只看审核商品开关

复用 ClubMiniappIcon 增加点单端海报背景；新增 C 端邀请码/换绑店铺接口；hqsp 支持 zhi_kan_shenhe，不影响支付抢单分红。

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

users/models.py

@@ -106,6 +106,34 @@ class UserBoss(QModel):
         indexes = [models.Index(fields=['user']), ]
 
 
+# ==================== 点单端 C 用户邀请 ====================
+class YonghuCYaoqing(QModel):
+    """点单端用户邀请关系（邀请码 / 邀请人 / 邀请人数）"""
+    user = models.OneToOneField(
+        'users.User',
+        on_delete=models.CASCADE,
+        related_name='CYaoqingProfile',
+        verbose_name='关联用户',
+        db_column='UserUUID',
+    )
+    yaoqingma = models.CharField(max_length=20, null=True, blank=True, db_index=True, verbose_name='邀请码')
+    invite_qrcode_url = models.CharField(max_length=500, null=True, blank=True, verbose_name='邀请小程序码URL')
+    yaogingshuliang = models.IntegerField(default=0, verbose_name='邀请人数')
+    yaoqingren = models.CharField(max_length=7, null=True, blank=True, db_index=True, verbose_name='邀请人UserUID')
+    CreateTime = models.DateTimeField(auto_now_add=True, verbose_name='创建时间')
+    UpdateTime = models.DateTimeField(auto_now=True, verbose_name='更新时间')
+
+    class Meta:
+        db_table = 'yonghu_c_yaoqing'
+        verbose_name = '点单端用户邀请'
+        verbose_name_plural = verbose_name
+        indexes = [
+            models.Index(fields=['user']),
+            models.Index(fields=['yaoqingma']),
+            models.Index(fields=['yaoqingren']),
+        ]
+
+
 # ==================== 打手扩展表 ====================
 class UserDashou(QModel):
     user = models.OneToOneField('users.User', on_delete=models.CASCADE, related_name='DashouProfile',