feat: 接入起卦后端流程并完善积分扣减链路

backend/src/v1/points/router.py

@@ -0,0 +1,28 @@
+from __future__ import annotations
+
+from typing import Annotated
+
+from fastapi import APIRouter, Depends
+
+from core.auth.models import CurrentUser
+from v1.points.dependencies import get_points_service
+from v1.points.schemas import PointsBalanceResponse
+from v1.points.service import PointsService
+from v1.users.dependencies import get_current_user
+
+router = APIRouter(prefix="/points", tags=["points"])
+
+
+@router.get("/balance", response_model=PointsBalanceResponse)
+async def get_points_balance(
+    service: Annotated[PointsService, Depends(get_points_service)],
+    current_user: Annotated[CurrentUser, Depends(get_current_user)],
+) -> PointsBalanceResponse:
+    result = await service.get_points_balance(user_id=current_user.id)
+    return PointsBalanceResponse(
+        balance=result.balance,
+        frozenBalance=result.frozen_balance,
+        availableBalance=result.available_balance,
+        runCost=result.run_cost,
+        canRun=result.can_run,
+    )