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/models/__init__.py

@@ -20,10 +20,10 @@ from src.models.approval import (
     PendingApprovalsResponse,
     RejectRequest,
     RiskLevel,
-    SignRequest,
-    SignResponse,
     Signature,
     SignatureSource,
+    SignRequest,
+    SignResponse,
 )
 
 # Incident Models (Phase 6 - 認知覺醒)

apps/api/src/models/ai.py

@@ -10,6 +10,7 @@ CAI-101: ClawBot AI 結構化輸出模型
 """
 
 from enum import Enum
+
 from pydantic import BaseModel, Field, field_validator
 
 

apps/api/src/models/approval.py

@@ -10,13 +10,12 @@ Features:
 - Pydantic 強型別驗證
 """
 
-from datetime import datetime, timezone
+from datetime import UTC, datetime
 from enum import Enum
 from uuid import UUID, uuid4
 
 from pydantic import BaseModel, Field
 
-
 # =============================================================================
 # Enums
 # =============================================================================
@@ -102,7 +101,7 @@ class Signature(BaseModel):
     id: UUID = Field(default_factory=uuid4)
     signer_id: str = Field(..., description="簽核者 ID")
     signer_name: str = Field(..., description="簽核者名稱")
-    signed_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))
+    signed_at: datetime = Field(default_factory=lambda: datetime.now(UTC))
     comment: str | None = None
 
     # Phase 5.4.5: Telegram 審計軌跡
@@ -153,14 +152,14 @@ class ApprovalRequest(ApprovalRequestBase):
     status: ApprovalStatus = Field(default=ApprovalStatus.PENDING)
     required_signatures: int = Field(..., description="所需簽核數")
     signatures: list[Signature] = Field(default_factory=list)
-    created_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))
-    updated_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))
+    created_at: datetime = Field(default_factory=lambda: datetime.now(UTC))
+    updated_at: datetime = Field(default_factory=lambda: datetime.now(UTC))
     resolved_at: datetime | None = Field(default=None, description="解決時間")
     rejection_reason: str | None = Field(default=None)
     # 戰略 B: 告警風暴收斂
     fingerprint: str | None = Field(default=None, description="告警指紋 Hash")
     hit_count: int = Field(default=1, description="聚合觸發次數")
-    last_seen_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc), description="最後觸發時間")
+    last_seen_at: datetime = Field(default_factory=lambda: datetime.now(UTC), description="最後觸發時間")
 
     @property
     def current_signatures(self) -> int:

apps/api/src/models/incident.py

@@ -20,7 +20,7 @@ C-Suite 戰略會議決議 (2026-03-22):
 - Semantic Memory (Vector DB): 向量化後的知識，供 RAG 檢索
 """
 
-from datetime import datetime, timezone
+from datetime import UTC, datetime
 from enum import Enum
 from typing import Literal
 from uuid import UUID, uuid4
@@ -30,7 +30,6 @@ from pydantic import BaseModel, Field
 # 復用現有模型 (避免重複定義)
 from src.models.approval import BlastRadius
 
-
 # =============================================================================
 # Incident 專用 Enums
 # =============================================================================
@@ -280,7 +279,7 @@ class Incident(BaseModel):
 
     # === 識別 ===
     incident_id: str = Field(
-        default_factory=lambda: f"INC-{datetime.now(timezone.utc).strftime('%Y%m%d')}-{str(uuid4())[:6].upper()}",
+        default_factory=lambda: f"INC-{datetime.now(UTC).strftime('%Y%m%d')}-{str(uuid4())[:6].upper()}",
         description="事件唯一識別碼 (如 INC-20260322-A1B2C3)",
     )
 
@@ -322,11 +321,11 @@ class Incident(BaseModel):
 
     # === 時間軸 ===
     created_at: datetime = Field(
-        default_factory=lambda: datetime.now(timezone.utc),
+        default_factory=lambda: datetime.now(UTC),
         description="事件建立時間",
     )
     updated_at: datetime = Field(
-        default_factory=lambda: datetime.now(timezone.utc),
+        default_factory=lambda: datetime.now(UTC),
         description="最後更新時間",
     )
     resolved_at: datetime | None = Field(