[client,management] add netflow support to client and update management (#3414)

adds NetFlow functionality to track and log network traffic information between peers, with features including:

- Flow logging for TCP, UDP, and ICMP traffic
- Integration with connection tracking system
- Resource ID tracking in NetFlow events
- DNS and exit node collection configuration
- Flow API and Redis cache in management
- Memory-based flow storage implementation
- Kernel conntrack counters and userspace counters
- TCP state machine improvements for more accurate tracking
- Migration from net.IP to netip.Addr in the userspace firewall

client/internal/dnsfwd/manager.go

@@ -88,7 +88,7 @@ func (h *Manager) allowDNSFirewall() error {
 		return nil
 	}
 
-	dnsRules, err := h.firewall.AddPeerFiltering(net.IP{0, 0, 0, 0}, firewall.ProtocolUDP, nil, dport, firewall.ActionAccept, "", "")
+	dnsRules, err := h.firewall.AddPeerFiltering(nil, net.IP{0, 0, 0, 0}, firewall.ProtocolUDP, nil, dport, firewall.ActionAccept, "")
 	if err != nil {
 		log.Errorf("failed to add allow DNS router rules, err: %v", err)
 		return err