moved chat to new ChatPanel and added smooth bottom scrolling when new message is received

ui/chat_message.gd

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+class_name ChatMessage
+extends Control
+
+@export var text_label: Label
+
+func set_message(message: String) -> void:
+	text_label.text = message

ui/chat_message.gd.uid

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+uid://bacaxh2y0sjss

ui/chat_message.tscn

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+[gd_scene load_steps=2 format=3 uid="uid://docnx7algl78k"]
+
+[ext_resource type="Script" uid="uid://bacaxh2y0sjss" path="res://ui/chat_message.gd" id="1_vmwh1"]
+
+[node name="ChatMessage" type="MarginContainer" node_paths=PackedStringArray("text_label")]
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+theme_override_constants/margin_left = 4
+theme_override_constants/margin_top = 2
+theme_override_constants/margin_right = 4
+theme_override_constants/margin_bottom = 2
+script = ExtResource("1_vmwh1")
+text_label = NodePath("MarginContainer/Label")
+
+[node name="ColorRect" type="ColorRect" parent="."]
+show_behind_parent = true
+layout_mode = 2
+color = Color(1, 0.33, 0.33, 1)
+metadata/_edit_use_anchors_ = true
+
+[node name="MarginContainer" type="MarginContainer" parent="."]
+layout_mode = 2
+theme_override_constants/margin_left = 2
+theme_override_constants/margin_top = 2
+theme_override_constants/margin_right = 2
+theme_override_constants/margin_bottom = 2
+
+[node name="Label" type="Label" parent="MarginContainer"]
+custom_minimum_size = Vector2(20, 10)
+layout_mode = 2
+text = "asdf asdufasdoiufoias doifaosid ofiuasoi djhfas df as f"
+autowrap_mode = 3