refactor: 对配置处理器和配置结构进行重构

src/heurams/services/timer.py

@@ -9,12 +9,12 @@ logger = get_logger(__name__)
 
 def get_daystamp() -> int:
     """获取当前日戳(以天为单位的整数时间戳)"""
-    time_override = config_var.get().get("daystamp_override", -1)
+    time_override = config_var.get()['services']["timer"]["daystamp_override"]
     if time_override != -1:
         logger.debug("使用覆盖的日戳: %d", time_override)
         return int(time_override)
 
-    result = int((time.time() + config_var.get().get("timezone_offset")) // (24 * 3600))
+    result = int((time.time() + config_var.get()['services']["timer"]["timezone_offset"]) // (24 * 3600))
     logger.debug("计算日戳: %d", result)
     return result
 
@@ -22,7 +22,7 @@ def get_daystamp() -> int:
 def get_timestamp() -> float:
     """获取 UNIX 时间戳"""
     # 搞这个类的原因是要支持可复现操作
-    time_override = config_var.get().get("timestamp_override", -1)
+    time_override = config_var.get()['services']["timer"]["timestamp_override"]
     if time_override != -1:
         logger.debug("使用覆盖的时间戳: %f", time_override)
         return float(time_override)