from fastapi import APIRouter
from pydantic import BaseModel

router = APIRouter()

class SystemStatsResponse(BaseModel):
    cpu_usage: float
    ram_usage: float
    uptime_seconds: int

@router.get("/api/system_stats", response_model=SystemStatsResponse)
async def get_system_stats():
    return SystemStatsResponse(
        cpu_usage=12.5,
        ram_usage=45.2,
        uptime_seconds=3600
    )