Refactor project structure and update assets

- Added new directories for Llms and Security components under src.
- Moved existing files into their respective directories for better organization.
- Updated file paths in imports to reflect the new structure.
- Replaced favicon.svg with a new version and updated its import path in index.html.
- Created a new LogoIcon component for the favicon with customizable colors.
- Added main and submenu link data files for navigation.
- Removed unused favicon.svg from public directory.
- Updated theme colors for a refreshed UI look.

frontend/src/theme.ts

@@ -4,29 +4,29 @@ export const theme = createTheme({
   colors: {
     // Definición de la paleta principal
     brand: [
-      "#ffeaff",
-      "#fdd3fc",
-      "#f6a5f3",
-      "#ef74eb",
-      "#e841e2",
-      "#e631e0",
-      "#e521de",
-      "#cc12c5",
-      "#b608b1",
-      "#9f009b"
+      "#e7f2ff",
+      "#d0e1ff",
+      "#a1c0fa",
+      "#6e9df6",
+      "#447ff1",
+      "#296df0",
+      "#1863f0",
+      "#0753d6",
+      "#0049c1",
+      "#003faa"
     ],
     // Puedes añadir hasta 3 colores adicionales si lo deseas
     secondary: [
-      "#f7ecff",
-      "#e7d6fb",
-      "#caaaf1",
-      "#ac7ce8",
-      "#9354e0",
-      "#833bdb",
-      "#7b2eda",
-      "#6921c2",
-      "#5d1cae",
-      "#501599"
+      "#ecf4ff",
+      "#dce4f5",
+      "#b9c7e2",
+      "#94a8d0",
+      "#748dc0",
+      "#5f7cb7",
+      "#5474b4",
+      "#44639f",
+      "#3a5890",
+      "#2c4b80"
     ],
     accent: [
       '#fff3e0',