chore: Update docs.yml to use tabs layout

fern/docs.yml

@@ -7,29 +7,39 @@ title: Plant Store
 layout:
   searchbar-placement: header
   page-width: full
+  tabs-placement: header
 
-navigation:
-  - section: Get Started
-    contents:
-      - page: Welcome
-        path: docs/pages/welcome.mdx
-      - page: Concepts
-        path: docs/pages/concepts.mdx
-      - page: SDKs
-        path: docs/pages/sdks.mdx
-        slug: sdks
-  - api: API Reference
-
-navbar-links:
-  - type: minimal
-    text: Fork this repo
-    url: https://github.com/fern-api/docs-starter
-  - type: filled
-    text: Get a demo
-    url: https://buildwithfern.com/contact?utm_campaign=demo&utm_medium=plantstore&utm_source=navbar
-  - type: github
-    value: https://github.com/fern-api/fern
+tabs:
+  home:
+    display-name: Home
+    icon: home
+  guides:
+    display-name: Guides
+    icon: book
+  API Reference:
+    display-name: API Reference
+    icon: puzzle
 
+navigation:
+  - tab: home
+    layout:
+      - section: Get Started
+        contents:
+          - page: Welcome
+            path: docs/pages/welcome.mdx
+  - tab: guides
+    layout:
+      - section: Learn
+        contents:
+          - page: Concepts
+            path: docs/pages/concepts.mdx
+          - page: SDKs
+            path: docs/pages/sdks.mdx
+            slug: sdks
+  - tab: API Reference
+    layout:
+      - api: API Reference
+
 colors:
   accentPrimary:
     dark: "#81C784"