I18NCommander/I18N Commander/App/scenes/BtnIcon.cs

using Godot;

namespace App.scenes;

public partial class BtnIcon : Control
{
    [Export]
    [ExportGroup("Data")]
    public string Text { get; set; } = string.Empty;

    [Export]
    [ExportGroup("Data")]
    public Texture2D Icon { get; set; }

    #region Overrides of Node

    public override void _Ready()
    {
        var button = this.GetNode<Button>("%btn");
        button.Text = this.Text;
        button.Icon = this.Icon;
        
        base._Ready();
    }

    #endregion
}