Initial commit: import from sinmb79/Gov-chat-bot

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

backend/app/routers/admin_auth.py

@@ -0,0 +1,47 @@
+"""
+관리자 인증 API.
+POST /api/admin/auth/login — 로그인 (JWT 발급)
+"""
+from fastapi import APIRouter, Depends, HTTPException, status
+from pydantic import BaseModel
+from sqlalchemy import select
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.core.database import get_db
+from app.core.security import verify_password, create_admin_token
+from app.models.admin import AdminUser
+
+router = APIRouter(prefix="/api/admin/auth", tags=["admin-auth"])
+
+
+class LoginRequest(BaseModel):
+    tenant_id: str
+    email: str
+    password: str
+
+
+class LoginResponse(BaseModel):
+    access_token: str
+    token_type: str = "bearer"
+    role: str
+
+
+@router.post("/login", response_model=LoginResponse)
+async def login(body: LoginRequest, db: AsyncSession = Depends(get_db)):
+    result = await db.execute(
+        select(AdminUser).where(
+            AdminUser.tenant_id == body.tenant_id,
+            AdminUser.email == body.email,
+            AdminUser.is_active == True,
+        )
+    )
+    user = result.scalar_one_or_none()
+
+    if user is None or not verify_password(body.password, user.hashed_pw):
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="이메일 또는 비밀번호가 올바르지 않습니다.",
+        )
+
+    token = create_admin_token(user.id, user.tenant_id, user.role.value)
+    return LoginResponse(access_token=token, role=user.role.value)