feat: CONAI Phase 1 MVP 초기 구현

소형 건설업체(100억 미만)를 위한 AI 기반 토목공사 통합관리 플랫폼

Backend (FastAPI):
- SQLAlchemy 모델 13개 (users, projects, wbs, tasks, daily_reports, reports, inspections, quality, weather, permits, rag, settings)
- API 라우터 11개 (auth, projects, tasks, daily_reports, reports, inspections, weather, rag, kakao, permits, settings)
- Services: Claude AI 래퍼, CPM Gantt 계산, 기상청 API, RAG(pgvector), 카카오 Skill API
- Alembic 마이그레이션 (pgvector 포함)
- pytest 테스트 (CPM, 날씨 경보)

Frontend (Next.js 15):
- 11개 페이지 (대시보드, 프로젝트, Gantt, 일보, 검측, 품질, 날씨, 인허가, RAG, 설정)
- TanStack Query + Zustand + Tailwind CSS

인프라:
- Docker Compose (PostgreSQL pgvector + backend + frontend)
- 한국어 README 및 설치 가이드

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/app/schemas/user.py

@@ -0,0 +1,44 @@
+import uuid
+from datetime import datetime
+from pydantic import BaseModel, EmailStr
+from app.models.user import UserRole
+
+
+class UserCreate(BaseModel):
+    email: EmailStr
+    password: str
+    name: str
+    role: UserRole = UserRole.SITE_MANAGER
+    phone: str | None = None
+
+
+class UserUpdate(BaseModel):
+    name: str | None = None
+    phone: str | None = None
+    role: UserRole | None = None
+    is_active: bool | None = None
+
+
+class UserResponse(BaseModel):
+    id: uuid.UUID
+    email: str
+    name: str
+    role: UserRole
+    phone: str | None
+    kakao_user_key: str | None
+    is_active: bool
+    created_at: datetime
+
+    model_config = {"from_attributes": True}
+
+
+class TokenResponse(BaseModel):
+    access_token: str
+    refresh_token: str
+    token_type: str = "bearer"
+    user: UserResponse
+
+
+class LoginRequest(BaseModel):
+    email: EmailStr
+    password: str