website homepage: add tabs

Author: huiwanpnnl

docs/.gitignore

@@ -0,0 +1 @@
+.DS_Store

docs/.vitepress/config.mjs

@@ -15,8 +15,10 @@ export default defineConfig({
     logo: "/icon-full.png",
     nav: [
       { text: "Home", link: "/" },
-      { text: "NERSC", link: "/nersc/login" },
-      { text: "Guides", link: "/guides/data" },
+      { text: "News", link: "/news" },
+      { text: "User's Guide", link: "/guides/data" },
+      { text: "At NERSC", link: "/nersc/login" },
+      { text: "Gallery", link: "/gallery/" },
     ],
 
     sidebar: {

docs/gallery/index.md

@@ -0,0 +1,7 @@
+
+
+## Aerosols in E3SMv2 on the ne30pg2 grid
+
+## EAMxx-MAMxx sample output on the ultra-low-resolution ne4pg2 grid
+
+## SCREAM output on the 3.5~km (ne1024) grid

docs/gallery/news.md

@@ -0,0 +1,2 @@
+
+

docs/index.md

@@ -34,7 +34,7 @@ features:
       src: /logos/paraview_trame_python.png
       width: 180px
     details:
-      User Interfaces (UI) based on Python and trame provide
+      User Interfaces (UIs) based on Python and trame provide
       intuitive access to ParaView's powerful analysis and visualization
       capabilities without requiring a steep learning curve.
     link: https://www.paraview.org/