```

feat: 添加飞书用户模块和订阅功能支持

- 新增feishu_users模块用于处理飞书用户身份验证和权限管理
- 新增subscriptions模块用于处理订阅相关功能
- 新增personalization模块用于个性化服务
- 在alembic迁移配置中注册新的模型模块
- 在API路由器中添加feishu_users和subscriptions路由
- 实现事件调度服务的改进，包括错误处理和状态更新优化
- 添加飞书命令处理的权限检查机制
- 实现飞书应用票据事件处理
- 改进审计日志记录功能
```

app/modules/subscriptions/schemas.py

@@ -0,0 +1,55 @@
+from datetime import datetime
+from typing import Any
+
+from pydantic import BaseModel, ConfigDict, Field
+
+
+class NormalizedScheduleRead(BaseModel):
+    schedule_type: str
+    schedule_config: dict[str, Any]
+    timezone: str
+    next_run_at: datetime
+    display: str
+
+
+class SubscriptionCreate(BaseModel):
+    prompt: str = Field(min_length=1, max_length=8000)
+    schedule: str = Field(min_length=1, max_length=256)
+
+
+class PushSubscriptionRead(BaseModel):
+    model_config = ConfigDict(from_attributes=True)
+
+    code: str
+    owner_id: int
+    target_type: str
+    target_id: str
+    prompt: str
+    schedule_type: str
+    schedule_config: dict[str, Any]
+    timezone: str
+    next_run_at: datetime | None
+    status: str
+    consented_at: datetime
+    last_run_at: datetime | None
+    created_at: datetime
+    updated_at: datetime
+
+
+class PushDeliveryRead(BaseModel):
+    model_config = ConfigDict(from_attributes=True)
+
+    code: str
+    subscription_id: int
+    scheduled_for: datetime
+    idempotency_key: str
+    message_uuid: str
+    status: str
+    attempt_count: int
+    next_attempt_at: datetime | None
+    provider_message_id: str | None
+    last_error: str | None
+    sent_at: datetime | None
+    created_at: datetime
+    updated_at: datetime
+