fix(lint): ruff auto-fix + lewooogo-core src 加入 git

- Python: ruff --fix 修復 280 個 lint 錯誤
- lewooogo-core: src/ 目錄未追蹤，導致 CI eslint 失敗

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/api/src/core/trust_engine.py

@@ -14,8 +14,8 @@ Features:
 - 狀態轉換控制
 """
 
-from datetime import datetime, timezone
-from typing import Callable
+from collections.abc import Callable
+from datetime import UTC, datetime
 from uuid import UUID
 
 from src.models.approval import (
@@ -28,7 +28,6 @@ from src.models.approval import (
     Signature,
 )
 
-
 # =============================================================================
 # Risk Classification Rules
 # =============================================================================
@@ -249,7 +248,7 @@ class TrustEngine:
         # LOW 風險自動批准
         if risk_level == RiskLevel.LOW:
             approval.status = ApprovalStatus.APPROVED
-            approval.resolved_at = datetime.now(timezone.utc)
+            approval.resolved_at = datetime.now(UTC)
             if self._on_approved:
                 self._on_approved(approval)
 
@@ -263,7 +262,7 @@ class TrustEngine:
 
     def get_pending_approvals(self) -> list[ApprovalRequest]:
         """取得所有待簽核請求"""
-        now = datetime.now(timezone.utc)
+        now = datetime.now(UTC)
         pending = []
 
         for approval in self._approvals.values():
@@ -314,13 +313,13 @@ class TrustEngine:
             comment=comment,
         )
         approval.signatures.append(signature)
-        approval.updated_at = datetime.now(timezone.utc)
+        approval.updated_at = datetime.now(UTC)
 
         # 檢查是否滿足簽核數
         execution_triggered = False
         if approval.is_fully_signed:
             approval.status = ApprovalStatus.APPROVED
-            approval.resolved_at = datetime.now(timezone.utc)
+            approval.resolved_at = datetime.now(UTC)
             execution_triggered = True
 
             if self._on_approved:
@@ -355,8 +354,8 @@ class TrustEngine:
         # 更新狀態
         approval.status = ApprovalStatus.REJECTED
         approval.rejection_reason = f"[{rejector_name}] {reason}"
-        approval.resolved_at = datetime.now(timezone.utc)
-        approval.updated_at = datetime.now(timezone.utc)
+        approval.resolved_at = datetime.now(UTC)
+        approval.updated_at = datetime.now(UTC)
 
         if self._on_rejected:
             self._on_rejected(approval)
@@ -370,7 +369,7 @@ class TrustEngine:
         Returns:
             已過期的請求列表
         """
-        now = datetime.now(timezone.utc)
+        now = datetime.now(UTC)
         expired = []
 
         for approval in self._approvals.values():