refactor: reorganize backend module boundaries

app/monitor/dispatcher.py

@@ -5,14 +5,14 @@ from threading import Lock
 from typing import Any, Dict, List, Optional, Tuple
 
 from app.chain.transfer import TransferChain
-from app.platform.cache import TTLCache
-from app.platform.config import settings
+from app.runtime.cache import TTLCache
+from app.runtime.config import settings
 from app.db.transferhistory_oper import TransferHistoryOper
-from app.services.directory import DirectoryHelper
-from app.services.history import (HistoryGateAction, describe_history_gate,
+from app.application.directory import DirectoryHelper
+from app.application.history import (HistoryGateAction, describe_history_gate,
                                         evaluate_history_gate, is_skip_action,
                                         max_failed_retries, resolve_history)
-from app.platform.log import logger
+from app.runtime.log import logger
 from app.modules.filemanager.fsproxy import fsproxy
 from app.schemas import FileItem
 from app.schemas.types import MediaType
@@ -92,7 +92,7 @@ class TransferDispatcher:
         """
         依据整理历史判断本次是否跳过整理。
 
-        判定策略由 app/services/history.py 统一提供，整理链的计划整理段使用
+        判定策略由 app/application/history.py 统一提供，整理链的计划整理段使用
         同一套判定，避免此处放行的文件在下游被另一套「存在记录即拦」的策略收回。
         :param storage: 存储
         :param src_path: 整理记录使用的源路径

app/monitor/monitor.py

@@ -7,10 +7,10 @@ from typing import Any, Callable, Dict, List, Optional, Tuple
 
 from apscheduler.schedulers.background import BackgroundScheduler
 
-from app.platform.config import settings
-from app.services.directory import DirectoryHelper
-from app.messaging.message import MessageHelper
-from app.platform.log import logger
+from app.runtime.config import settings
+from app.application.directory import DirectoryHelper
+from app.application.messaging.message import MessageHelper
+from app.runtime.log import logger
 from app.monitor.dispatcher import TransferDispatcher
 from app.monitor.poller import RemotePoller
 from app.monitor.recovery import RecoveryExecutor, RecoveryState, probe_path
@@ -18,9 +18,9 @@ from app.monitor.snapshot import SnapshotStore
 from app.monitor.syslimits import decide_monitor_mode, get_system_optimization_tips
 from app.monitor.watcher import LocalDirectoryWatcher
 from app.schemas.types import SystemConfigKey
-from app.platform.reload import ConfigReloadMixin
+from app.runtime.reload import ConfigReloadMixin
 from app.foundation.singleton import SingletonClass
-from app.infrastructure.system import SystemUtils
+from app.adapters.system.host import SystemUtils
 
 
 class Monitor(ConfigReloadMixin, metaclass=SingletonClass):

app/monitor/poller.py

@@ -4,7 +4,7 @@ from threading import Lock
 from typing import Callable, Dict, List, Optional
 
 from app.chain.storage import StorageChain
-from app.platform.log import logger
+from app.runtime.log import logger
 from app.monitor.dispatcher import TransferDispatcher
 from app.monitor.snapshot import SnapshotStore
 

app/monitor/recovery.py

@@ -24,7 +24,7 @@ from enum import Enum
 from pathlib import Path
 from typing import Callable, Dict, Optional
 
-from app.platform.log import logger
+from app.runtime.log import logger
 
 # 探测子进程执行的脚本：只对目标路径做一次 stat，成功退出 0，失败退出非 0。
 # 用 sys.executable 而不是 test/stat 等外部命令，避免依赖发行版的 coreutils 布局。

app/monitor/snapshot.py

@@ -2,9 +2,9 @@ import json
 import time
 from typing import Dict, List, Optional, Tuple
 
-from app.platform.cache import FileCache
-from app.platform.config import settings
-from app.platform.log import logger
+from app.runtime.cache import FileCache
+from app.runtime.config import settings
+from app.runtime.log import logger
 
 
 class SnapshotStore:

app/monitor/syslimits.py

@@ -3,9 +3,9 @@ import platform
 from pathlib import Path
 from typing import Any, Dict, List, Optional, Tuple
 
-from app.platform.config import settings
-from app.platform.log import logger
-from app.infrastructure.system import SystemUtils
+from app.runtime.config import settings
+from app.runtime.log import logger
+from app.adapters.system.host import SystemUtils
 
 
 def count_directory_entries(directory: Path, max_check: int = 10000) -> Tuple[int, int]:

app/monitor/watcher.py

@@ -7,8 +7,8 @@ from typing import Any, Optional
 
 from watchfiles import Change, DefaultFilter, watch
 
-from app.platform.config import settings
-from app.platform.log import logger
+from app.runtime.config import settings
+from app.runtime.log import logger
 
 
 @dataclass(frozen=True)