Add custom font styles and theme enhancements

- Created a new CSS file for font imports and defined font families for base, mono, strong, em, and h1 elements.
- Added a new JavaScript file to extend the default VitePress theme, incorporating a custom layout and a Vue component for enhanced functionality.
- Integrated Mermaid diagram support and included the necessary styles for it.

OMOOSPACE.md

@@ -1,3 +1,3 @@
 ---
-brief: An omoolab project
+description: An omoolab project
 ---