feat: 档案统计独立卡片、共用交易日历与四所统计页日历

内照明心统计表移至顶部卡片，右侧为日历/图表/交易记录；日历样式适配浅深主题，四所统计分析页同步展示按月盈亏日历。

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

tests/test_trade_stats_calendar_lib.py

@@ -0,0 +1,59 @@
+import unittest
+from types import SimpleNamespace
+
+from trade_stats_calendar_lib import build_trade_stats_calendar
+
+
+def _row(**kwargs):
+    base = {
+        "monitor_type": "",
+        "key_signal_type": "",
+        "exchange_turnover_usdt": None,
+        "exchange_commission_usdt": None,
+    }
+    base.update(kwargs)
+    return SimpleNamespace(**base)
+
+
+def _matches_all(row, segment_key):
+    return segment_key == "all"
+
+
+def _matches_manual(row, segment_key):
+    if segment_key == "all":
+        return True
+    if segment_key == "manual":
+        return (row.monitor_type or "").strip() == "手动" and not (row.key_signal_type or "").strip()
+    return False
+
+
+class TradeStatsCalendarLibTests(unittest.TestCase):
+    def test_groups_by_trading_day_and_segment(self):
+        pnls = [
+            (10.0, None, "2026-06-18", _row(monitor_type="手动")),
+            (-3.0, None, "2026-06-18", _row(monitor_type="手动")),
+            (5.0, None, "2026-06-19", _row(monitor_type="自动", key_signal_type="箱体突破")),
+        ]
+        payload = build_trade_stats_calendar(
+            pnls,
+            2026,
+            6,
+            "manual",
+            _matches_manual,
+            reset_hour=8,
+        )
+        self.assertEqual(payload["month"], 6)
+        self.assertEqual(payload["month_open_count"], 2)
+        days = payload["days"]
+        self.assertIn("2026-06-18", days)
+        self.assertNotIn("2026-06-19", days)
+        self.assertEqual(days["2026-06-18"]["open_count"], 2)
+        self.assertAlmostEqual(days["2026-06-18"]["pnl_total"], 7.0)
+
+    def test_invalid_month_raises(self):
+        with self.assertRaises(ValueError):
+            build_trade_stats_calendar([], 2026, 13, "all", _matches_all)
+
+
+if __name__ == "__main__":
+    unittest.main()