feat(vol_breakout): 15m 현물 롱 라이브·모니터·cron 운영 추가

vol_breakout 멀티종목 tick, vol_live HTML 모니터, 마감 봉만 저장하는 캔들 다운로드,
텔레그램 체결 알림, cron/watch 감시 스크립트 및 테스트를 포함한다.

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

tests/test_watch_vol_ops.py

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+"""watch_ops vol_breakout 분기."""
+
+from __future__ import annotations
+
+import json
+from datetime import datetime
+from pathlib import Path
+from types import SimpleNamespace
+
+from bithumb.operations.watch_ops import (
+    WatchIssue,
+    WatchReport,
+    inspect_vol_watch,
+    is_vol_breakout_ops,
+    remediate_vol_watch,
+)
+
+
+def test_is_vol_breakout_ops(tmp_path: Path) -> None:
+    """vol state 파일이 있으면 vol 감시 모드."""
+    state_path = tmp_path / "vol_breakout_state.json"
+    state_path.write_text(
+        json.dumps({"strategy": "vol_breakout_15m_spot_long", "symbols": {}}),
+        encoding="utf-8",
+    )
+    settings = SimpleNamespace(vol_state_json=state_path)
+    assert is_vol_breakout_ops(settings) is True
+
+
+def test_is_vol_breakout_ops_missing_file(tmp_path: Path) -> None:
+    """state 없으면 fractal 감시."""
+    settings = SimpleNamespace(vol_state_json=tmp_path / "missing.json")
+    assert is_vol_breakout_ops(settings) is False
+
+
+def test_inspect_vol_watch_recent_tick(tmp_path: Path) -> None:
+    """최근 tick이면 이슈 없음."""
+    state_path = tmp_path / "vol.json"
+    state_path.write_text(
+        json.dumps({
+            "strategy": "vol_breakout_15m_spot_long",
+            "symbols": {},
+            "last_run_at": datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
+        }),
+        encoding="utf-8",
+    )
+    settings = SimpleNamespace(
+        vol_state_json=state_path,
+        ops_watch_tick_stale_min=12,
+    )
+    report = inspect_vol_watch(settings)
+    assert report.issues == []
+
+
+def test_remediate_vol_dry_run() -> None:
+    """vol dry-run은 tick 없음."""
+    report = WatchReport(
+        checked_at=datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
+        issues=[
+            WatchIssue(kind="tick_stale", severity="critical", message="stale"),
+        ],
+    )
+    settings = SimpleNamespace(
+        ops_telegram_enabled=False,
+        telegram_bot_token="",
+        telegram_chat_id="",
+        ops_watch_auto_remediate=True,
+        ops_mode="live",
+    )
+    result = remediate_vol_watch(settings, report, dry_run=True)
+    assert "dry_run" in result.actions
+    assert result.tick_report is None