fix: 扫描器幂等检查误伤——watchlist回归池不算扫描产出

- watchlist_auto_exit回归池硬编码sector='v_mr', 污染幂等检查
- 导致ADX在甜区(28.2)时v_weak整天被误判'已扫过'而跳过
- 幂等收紧为只认扫描器自己的reason格式(v_weak/v_mr精选/S2恐慌买)

deploy/profile-scripts/mr_scanner.py

@@ -356,8 +356,11 @@ def main():
     _conn = _sq.connect(str(DB_PATH), timeout=5)
     try:
         _today = datetime.now().strftime("%Y-%m-%d")
+        # 幂等只认扫描器自己写的候选(reason以v_weak/v_mr精选开头)
+        # —— watchlist_auto_exit 回归池也写 sector='v_mr'，不能算数(2026-08-05 bug修复)
         _n = _conn.execute(
-            "SELECT COUNT(*) FROM candidates WHERE sector='v_mr' AND substr(created_at,1,10)=?",
+            "SELECT COUNT(*) FROM candidates WHERE sector='v_mr' AND substr(created_at,1,10)=?"
+            " AND (reason LIKE 'v_weak%' OR reason LIKE 'v_mr精选%')",
             (_today,)).fetchone()[0]
     except Exception:
         _n = 0

deploy/profile-scripts/s2_scanner.py

@@ -164,7 +164,8 @@ def main():
     try:
         _today = datetime.now().strftime("%Y-%m-%d")
         _n = conn.execute(
-            "SELECT COUNT(*) FROM candidates WHERE sector='s2_panic' AND substr(created_at,1,10)=?",
+            "SELECT COUNT(*) FROM candidates WHERE sector='s2_panic' AND substr(created_at,1,10)=?"
+            " AND reason LIKE 'S2恐慌买%'",
             (_today,)).fetchone()[0]
     except Exception:
         _n = 0