ax(node): replace prose comment with usage example on NewNodeManagerWithPaths

Co-Authored-By: Charon <charon@lethean.io>

pkg/node/identity.go

@@ -96,8 +96,8 @@ func NewNodeManager() (*NodeManager, error) {
 	return NewNodeManagerWithPaths(keyPath, configPath)
 }
 
-// NewNodeManagerWithPaths creates a NodeManager with custom paths.
-// This is primarily useful for testing to avoid xdg path caching issues.
+// manager, err := node.NewNodeManagerWithPaths("/tmp/test.key", "/tmp/test.json")
+// if err != nil { return err }
 func NewNodeManagerWithPaths(keyPath, configPath string) (*NodeManager, error) {
 	manager := &NodeManager{
 		keyPath:    keyPath,