feat(netlink): add debug logger

internal/netlink/interfaces.go

@@ -0,0 +1,5 @@
+package netlink
+
+type DebugLogger interface {
+	Debugf(format string, args ...any)
+}

internal/netlink/netlink.go

@@ -1,7 +1,11 @@
 package netlink
 
-type NetLink struct{}
-
-func New() *NetLink {
-	return &NetLink{}
+type NetLink struct {
+	debugLogger DebugLogger
+}
+
+func New(debugLogger DebugLogger) *NetLink {
+	return &NetLink{
+		debugLogger: debugLogger,
+	}
 }