Filter out network interfaces without IP addresses

Remove interfaces like ifb0, dummy devices that have no IPs. Only show interfaces with at least one IPv4 or IPv6 address.

Version bump to 0.1.167

agent/src/collectors/network.rs

@@ -90,6 +90,12 @@ impl NetworkCollector {
                                 }
                             }
 
+                            // Only add interfaces that have at least one IP address
+                            // This filters out ifb*, dummy interfaces, etc. that have no IPs
+                            if ipv4_addresses.is_empty() && ipv6_addresses.is_empty() {
+                                continue;
+                            }
+
                             // Determine if physical and get status
                             let is_physical = Self::is_physical_interface(&name);
                             let link_status = if is_physical {
@@ -104,7 +110,7 @@ impl NetworkCollector {
                                 ipv6_addresses,
                                 is_physical,
                                 link_status,
-                                parent_interface: None,  // TODO: Implement virtual interface parent detection
+                                parent_interface: None,
                             });
                         }
                     }