refactor(structure): reorganize app layout

BREAKING CHANGE: root backend/frontend directories and old run/manage entrypoints were removed. Use apps/backend, apps/frontend, and python main.py commands instead.

apps/backend/schemas/check_in.py

@@ -0,0 +1,58 @@
+from datetime import datetime
+from typing import Optional, List, Generic, TypeVar
+from pydantic import BaseModel, Field, ConfigDict
+
+T = TypeVar('T')
+
+
+class ManualCheckInRequest(BaseModel):
+    """手动打卡请求 Schema（已废弃，现在使用路径参数 task_id）"""
+    task_id: Optional[int] = Field(None, description="任务 ID")
+
+
+class BatchCheckInRequest(BaseModel):
+    """批量打卡请求 Schema"""
+    task_ids: list[int] = Field(..., description="任务 ID 列表")
+
+
+class CheckInRecordResponse(BaseModel):
+    """打卡记录响应 Schema"""
+    model_config = ConfigDict(from_attributes=True)
+
+    id: int
+    task_id: int
+    status: str
+    response_text: str
+    error_message: str
+    location: str
+    trigger_type: str
+    check_in_time: datetime  # Pydantic v2 自动序列化为 ISO 8601 格式
+
+    # 新增字段：用户和任务信息（用于管理员查看）
+    user_id: Optional[int] = Field(None, description="用户 ID")
+    user_email: Optional[str] = Field(None, description="用户邮箱")
+    task_name: Optional[str] = Field(None, description="任务名称")
+    thread_id: Optional[str] = Field(None, description="接龙 ID")
+
+
+class CheckInRecordWithTaskInfo(CheckInRecordResponse):
+    """带任务信息的打卡记录响应 Schema"""
+    task_name: str
+    task_signature: str
+    user_alias: str
+
+
+class CheckInResultResponse(BaseModel):
+    """打卡结果响应 Schema"""
+    success: bool
+    message: str
+    record_id: Optional[int] = None
+    error: Optional[str] = None
+
+
+class PaginatedResponse(BaseModel, Generic[T]):
+    """分页响应 Schema"""
+    records: List[T] = Field(..., description="记录列表")
+    total: int = Field(..., description="总记录数")
+    skip: int = Field(..., description="跳过的记录数")
+    limit: int = Field(..., description="每页记录数")