Add graphic captcha before user SMS login

ai_knowledge_base_v2/apps/backend/app/api/auth.py

@@ -6,15 +6,21 @@ from sqlalchemy.orm import Session
 from app.core.database import get_db
 from app.core.dependencies import get_current_token_payload
 from app.core.responses import api_success
-from app.schemas.auth import LoginRequest, LoginResponse, SendSmsRequest
+from app.schemas.auth import CaptchaResponse, LoginRequest, LoginResponse, SendSmsRequest
 from app.services.auth_service import AuthService
+from app.services.captcha_service import CaptchaService
 
 router = APIRouter()
 
 
+@router.get("/captcha")
+def captcha() -> dict:
+    return api_success(CaptchaResponse.model_validate(CaptchaService.create()).model_dump())
+
+
 @router.post("/sms/send")
 def send_sms(payload: SendSmsRequest, db: Session = Depends(get_db)) -> dict:
-    AuthService.send_sms_code(db, payload.phone)
+    AuthService.send_sms_code(db, payload.phone, payload.captchaId, payload.captchaCode)
     return api_success(message="发送成功")