Retire dual storage mode and default runtime state to sqlite

src/data_collection/open_meteo_cache.py

@@ -7,7 +7,6 @@ import time
 from loguru import logger
 from src.database.runtime_state import (
     OpenMeteoCacheRepository,
-    STATE_STORAGE_DUAL,
     STATE_STORAGE_SQLITE,
     get_state_storage_mode,
 )
@@ -77,7 +76,7 @@ class OpenMeteoCacheMixin:
             self._disk_cache_last_mtime = current_mtime
             if loaded:
                 logger.info(f"✅ 从磁盘加载 Open-Meteo 缓存 {loaded} 条 ({self._disk_cache_path})")
-            if mode == STATE_STORAGE_DUAL:
+            if mode == STATE_STORAGE_SQLITE:
                 try:
                     _open_meteo_cache_repo.replace_payload(saved, self._disk_cache_max_age_sec)
                 except Exception as exc:
@@ -124,7 +123,7 @@ class OpenMeteoCacheMixin:
                 "multi_model": multi_model_snapshot,
                 "saved_at": time.time(),
             }
-            if mode in {STATE_STORAGE_DUAL, STATE_STORAGE_SQLITE}:
+            if mode == STATE_STORAGE_SQLITE:
                 _open_meteo_cache_repo.replace_payload(payload, self._disk_cache_max_age_sec)
                 self._disk_cache_last_mtime = _open_meteo_cache_repo.latest_updated_at()
             if mode != STATE_STORAGE_SQLITE:

src/data_collection/settlement_sources.py

@@ -12,7 +12,6 @@ from loguru import logger
 
 from src.database.runtime_state import (
     OfficialIntradayObservationRepository,
-    STATE_STORAGE_DUAL,
     STATE_STORAGE_SQLITE,
     get_state_storage_mode,
 )
@@ -183,7 +182,7 @@ class SettlementSourceMixin:
         date_str = local_dt.strftime("%Y-%m-%d")
         time_str = local_dt.strftime("%H:%M")
         mode = get_state_storage_mode()
-        if mode not in {STATE_STORAGE_DUAL, STATE_STORAGE_SQLITE}:
+        if mode != STATE_STORAGE_SQLITE:
             return [{"time": time_str, "temp": round(float(current_temp), 1)}]
 
         lock = self._get_settlement_series_lock()