Expand Print Prepare navigation in mkdocs.yml (#117)

Added multiple new entries under the 'Print Prepare' section in the navigation, providing links to various preparation tools and features. This improves documentation structure and accessibility for print preparation topics.

mkdocs.yml

@@ -104,7 +104,22 @@ nav:
   - Dependencies:
     - "Material Dependencies": material_settings/dependencies/material_dependencies.md
 - "Print Prepare":
-  - "STL Transformation": "print_prepare/stl-transformation.md"
+  - "Prepare Toolbar": print_prepare/prepare_basic.md
+  - "Assembly Tools": print_prepare/prepare_assembly_tools.md
+  - "Auto Arrange": print_prepare/prepare_auto_arrange.md
+  - "Auto Orientation": print_prepare/prepare_auto_orient.md
+  - "Brim ears Painting": print_prepare/prepare_brim_ears_painting.md
+  - "Color Painting": print_prepare/prepare_color_painting.md
+  - "Cutting Tool": print_prepare/prepare_cutting_tool.md
+  - Emboss: print_prepare/prepare_emboss.md
+  - "Mesh Boolean": print_prepare/prepare_mesh_boolean.md
+  - "Object Manipulation": print_prepare/prepare_object_manipulation.md
+  - "Object Set": print_prepare/prepare_object_set.md
+  - "Paint on Fuzzy Skin": print_prepare/prepare_paint_on_fuzzy_skin.md
+  - "Seam Painting": print_prepare/prepare_seam_painting.md
+  - "STL Transformation": print_prepare/prepare_stl_transformation.md
+  - "Support Painting": print_prepare/prepare_support_painting.md
+  - "Variable Layer Height": print_prepare/prepare_variable_layer_height.md
 - "Print Settings":
   - Multimaterial:
     - "Filament for Features": print_settings/multimaterial/multimaterial_settings_filament_for_features.md