Start of the Major Overhaul

I decided to go through each function and UI section one by one, improving and overhauling things. Each function and section is going to be fully tested and not rushed out.

This is the best way to catch things, but also include the code base as much as possible.

ui/main_panel.py

@@ -1,21 +1,38 @@
 import bpy
+from typing import Optional
+from bpy.types import Panel, Context, UILayout
 from ..core.translations import t
 
-CATEGORY_NAME = "Avatar Toolkit"
+CATEGORY_NAME: str = "Avatar Toolkit"
 
-def draw_title(self: bpy.types.Panel):
-    layout = self.layout
-    layout.label(text=t("AvatarToolkit.desc1"))
-    layout.label(text=t("AvatarToolkit.desc2"))
-    layout.label(text=t("AvatarToolkit.desc3"))
+def draw_title(self: Panel) -> None:
+    """Draw the main panel title and description"""
+    layout: UILayout = self.layout
+    box: UILayout = layout.box()
+    col: UILayout = box.column(align=True)
+    
+    # Add a nice header
+    row: UILayout = col.row()
+    row.scale_y = 1.2
+    row.label(text=t("AvatarToolkit.label"), icon='ARMATURE_DATA')
+    
+    # Description as a flowing paragraph
+    desc_col: UILayout = col.column()
+    desc_col.scale_y = 0.6
+    desc_col.label(text=t("AvatarToolkit.desc1"))
+    desc_col.label(text=t("AvatarToolkit.desc2"))
+    desc_col.label(text=t("AvatarToolkit.desc3"))
+    col.separator()
 
-class AvatarToolKit_PT_AvatarToolkitPanel(bpy.types.Panel):
+class AvatarToolKit_PT_AvatarToolkitPanel(Panel):
+    """Main panel for Avatar Toolkit containing general information and settings"""
     bl_label = t("AvatarToolkit.label")
     bl_idname = "OBJECT_PT_avatar_toolkit"
     bl_space_type = 'VIEW_3D'
     bl_region_type = 'UI'
     bl_category = CATEGORY_NAME
+    bl_options = {'DEFAULT_CLOSED'}
 
-    def draw(self: bpy.types.Panel, context: bpy.types.Context):
+    def draw(self, context: Context) -> None:
+        """Draw the main panel layout"""
         draw_title(self)
-