added multi node functionality

app/routers/network.py

@@ -1,12 +1,9 @@
 from fastapi import APIRouter
-from app.services import prometheus
+from app.services import cluster_inventory
 
 router = APIRouter()
 
 
 @router.get("/network/status")
 async def network_status():
-    nfs = await prometheus.get_nf_status()
-    up   = sum(1 for n in nfs if n["state"] == "up")
-    down = sum(1 for n in nfs if n["state"] == "down")
-    return {"nfs": nfs, "summary": {"up": up, "down": down, "total": len(nfs)}}
+    return await cluster_inventory.get_network_status()