feat: 初始化孕育无忧全栈项目基础代码结构

完成项目初始搭建，包含后端FastAPI+MongoDB服务、前端React+Vite项目的完整基础结构，添加各类配置文件与依赖清单，涵盖核心业务初始框架。

backend/app/schemas/auth.py

@@ -0,0 +1,20 @@
+from datetime import datetime
+from typing import Optional
+
+from pydantic import BaseModel
+
+
+class WechatLoginRequest(BaseModel):
+    code: str  # wx.login() 获取的 code
+
+
+class PhoneLoginRequest(BaseModel):
+    phone: str
+    sms_code: str
+
+
+class TokenResponse(BaseModel):
+    access_token: str
+    token_type: str = "bearer"
+    user_id: str
+    is_new_user: bool = False

backend/app/schemas/chat.py

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+from datetime import datetime
+from typing import Optional
+
+from pydantic import BaseModel
+
+
+class ChatMessageRequest(BaseModel):
+    content: str
+
+
+class ChatMessageResponse(BaseModel):
+    role: str
+    content: str
+    timestamp: datetime
+
+
+class ChatSessionResponse(BaseModel):
+    id: str
+    report_id: str
+    messages: list[ChatMessageResponse]
+    created_at: datetime

backend/app/schemas/report.py

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+from datetime import datetime
+from typing import Optional
+
+from pydantic import BaseModel
+
+
+class DataItemSchema(BaseModel):
+    name: str
+    value: str
+    unit: str = ""
+    reference_range: str = ""
+    status: str = "normal"
+    category: str = ""
+
+
+class ReportVerifyRequest(BaseModel):
+    """数据校对提交"""
+    data_items: list[DataItemSchema]
+    symptoms: Optional[list[str]] = None
+    notes: Optional[str] = None
+    report_type: Optional[str] = None
+
+
+class ReportResponse(BaseModel):
+    id: str
+    report_type: str
+    pregnancy_week: Optional[int]
+    image_urls: list[str]
+    data_items: list[DataItemSchema]
+    symptoms: Optional[list[str]]
+    notes: Optional[str]
+    status: str
+    overall_status: str
+    created_at: datetime
+
+
+class ReportListItem(BaseModel):
+    id: str
+    report_type: str
+    pregnancy_week: Optional[int]
+    overall_status: str
+    summary: str = ""
+    item_count: int = 0
+    created_at: datetime

backend/app/schemas/user.py

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+from datetime import datetime
+from typing import Optional
+
+from pydantic import BaseModel
+
+
+class EmergencyContactSchema(BaseModel):
+    name: str = ""
+    relation: str = ""
+    phone: str = ""
+
+
+class UserProfileUpdate(BaseModel):
+    name: Optional[str] = None
+    age: Optional[int] = None
+    phone: Optional[str] = None
+    height: Optional[float] = None
+    pre_pregnancy_weight: Optional[float] = None
+    current_weight: Optional[float] = None
+    blood_type: Optional[str] = None
+    allergies: Optional[list[str]] = None
+    medical_history: Optional[list[str]] = None
+    last_period_date: Optional[datetime] = None
+    due_date: Optional[datetime] = None
+    pregnancy_week: Optional[int] = None
+    pregnancy_day: Optional[int] = None
+    multiple_pregnancy: Optional[str] = None
+    pregnancy_count: Optional[int] = None
+    emergency_contact: Optional[EmergencyContactSchema] = None
+
+
+class OnboardingRequest(BaseModel):
+    name: Optional[str] = ""
+    age: Optional[int] = None
+    height: Optional[float] = None
+    pre_pregnancy_weight: Optional[float] = None
+    current_weight: Optional[float] = None
+    blood_type: Optional[str] = None
+    allergies: list[str] = []
+    medical_history: list[str] = []
+    last_period_date: Optional[datetime] = None
+    due_date: Optional[datetime] = None
+    pregnancy_week: Optional[int] = None
+    pregnancy_day: Optional[int] = None
+    multiple_pregnancy: Optional[str] = None
+    pregnancy_count: Optional[int] = None
+    emergency_contact: Optional[EmergencyContactSchema] = None
+
+
+class UserProfileResponse(BaseModel):
+    id: str
+    name: str
+    phone: Optional[str]
+    age: Optional[int]
+    height: Optional[float]
+    pre_pregnancy_weight: Optional[float]
+    current_weight: Optional[float]
+    blood_type: Optional[str]
+    allergies: list[str]
+    medical_history: list[str]
+    last_period_date: Optional[datetime]
+    due_date: Optional[datetime]
+    pregnancy_week: Optional[int]
+    pregnancy_day: Optional[int]
+    multiple_pregnancy: Optional[str]
+    pregnancy_count: Optional[int]
+    emergency_contact: Optional[EmergencyContactSchema]
+    is_onboarded: bool
+    avatar_url: Optional[str]
+    created_at: datetime