from contextlib import asynccontextmanager
from fastapi import FastAPI
from settings import settings
from api import router
from utils import billing_manager


@asynccontextmanager
async def lifespan(app: FastAPI):
    """应用生命周期管理"""
    await billing_manager.start()
    yield
    await billing_manager.shutdown()


app = FastAPI(
    title="JEmbedding",
    description="文本向量化服务",
    version="1.0.0",
    lifespan=lifespan
)

app.include_router(router)


if __name__ == "__main__":
    import uvicorn
    uvicorn.run(
        "app:app",
        host=settings.host,
        port=settings.port,
        reload=settings.debug
    )