feat: implement packet sniffer with database integration and API endpoints

backend/src/main.py

@@ -3,6 +3,7 @@ from fastapi.middleware.cors import CORSMiddleware
 import os
 import src.Models.netplan as netplan
 import src.network_api as network_api
+import src.routes_sniffer as sniffer_router
 from asyncio import subprocess
 from fastapi import HTTPException
 
@@ -60,3 +61,4 @@ def nft_ruleset():
 # ---------------------
 
 app.include_router(network_api.router, prefix="/network", tags=["network"])
+app.include_router(sniffer_router.router, prefix="/sniff")