refactor left side bar

src/SharpIDE.Godot/Features/LeftSideBar/LeftSideBar.tscn

@@ -0,0 +1,74 @@
+[gd_scene load_steps=2 format=3 uid="uid://biyhfwx36ium8"]
+
+[ext_resource type="Texture2D" uid="uid://bkty6563cthj8" path="res://Features/Run/Resources/Run.svg" id="1_6wc7d"]
+
+[node name="LeftSideBar" type="Panel"]
+custom_minimum_size = Vector2(80, 0)
+anchors_preset = 13
+anchor_left = 0.5
+anchor_right = 0.5
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+
+[node name="MarginContainer" type="MarginContainer" parent="."]
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+theme_override_constants/margin_top = 5
+theme_override_constants/margin_bottom = 5
+
+[node name="VBoxContainer" type="VBoxContainer" parent="MarginContainer"]
+layout_mode = 2
+size_flags_horizontal = 4
+
+[node name="ExplorerButton" type="Button" parent="MarginContainer/VBoxContainer"]
+layout_mode = 2
+focus_mode = 0
+theme_override_font_sizes/font_size = 13
+toggle_mode = true
+text = "Explorer"
+icon = ExtResource("1_6wc7d")
+icon_alignment = 1
+vertical_icon_alignment = 0
+expand_icon = true
+
+[node name="Spacer" type="Control" parent="MarginContainer/VBoxContainer"]
+layout_mode = 2
+size_flags_vertical = 3
+
+[node name="ProblemsButton" type="Button" parent="MarginContainer/VBoxContainer"]
+layout_mode = 2
+focus_mode = 0
+theme_override_font_sizes/font_size = 13
+toggle_mode = true
+text = "Problems"
+icon = ExtResource("1_6wc7d")
+icon_alignment = 1
+vertical_icon_alignment = 0
+expand_icon = true
+
+[node name="RunButton" type="Button" parent="MarginContainer/VBoxContainer"]
+layout_mode = 2
+focus_mode = 0
+theme_override_font_sizes/font_size = 13
+toggle_mode = true
+text = "Run"
+icon = ExtResource("1_6wc7d")
+icon_alignment = 1
+vertical_icon_alignment = 0
+expand_icon = true
+
+[node name="BuildButton" type="Button" parent="MarginContainer/VBoxContainer"]
+layout_mode = 2
+focus_mode = 0
+theme_override_font_sizes/font_size = 13
+toggle_mode = true
+text = "Build"
+icon = ExtResource("1_6wc7d")
+icon_alignment = 1
+vertical_icon_alignment = 0
+expand_icon = true