feat(ad): 膨胀弹窗改用服务端权威金额 + 本轮累计口径,下线 signin_boost (#154)

Co-authored-by: guke <guke@wonderable.ai>
Co-authored-by: 左辰勇 <exinglang@gmail.com>
Reviewed-on: #154
Co-authored-by: zuochenyong <zuochenyong@wonderable.ai>
Co-committed-by: zuochenyong <zuochenyong@wonderable.ai>

app/admin/repositories/stats.py

@@ -25,7 +25,7 @@ from app.models.coupon_state import (
 from app.models.cps_order import CpsOrder
 from app.models.feedback import Feedback
 from app.models.savings import SavingsRecord
-from app.models.signin import SigninBoostRecord, SigninRecord
+from app.models.signin import SigninRecord
 from app.models.user import User
 from app.models.wallet import CoinTransaction, WithdrawOrder
 
@@ -678,7 +678,14 @@ def dashboard_overview(
                 CoinTransaction.amount > 0,
                 CoinTransaction.biz_type == "signin_boost",
             ),
-            "signin_boost_watch_count": _count(SigninBoostRecord),
+            # 签到膨胀 2026-07 已下线,signin_boost_record 表随之 drop。这两项保留为**历史口径**
+            # (钱是真发过的,账要能查回)。次数改数金币流水:一次膨胀 = 一笔 signin_boost 流水,
+            # 与原来数 signin_boost_record 行数等价。
+            "signin_boost_watch_count": _count(
+                CoinTransaction,
+                CoinTransaction.biz_type == "signin_boost",
+                CoinTransaction.amount > 0,
+            ),
         },
         "cash": {
             "withdraw_success_cents": _sum(