docs: improve

docs/app/content/2.components/carousel.md

@@ -4,6 +4,8 @@ links:
   - label: GitHub
     icon: i-simple-icons-github
     to: https://github.com/nuxt/ui/blob/dev/src/runtime/components/elements/Carousel.vue
+disabled: true
+badge: Coming soon
 ---
 
 ## Usage

docs/app/content/2.components/collapsible.md

@@ -0,0 +1,17 @@
+---
+description: A container lets you center and constrain the width of your content.
+links:
+  - label: GitHub
+    icon: i-simple-icons-github
+    to: https://github.com/nuxt/ui/blob/dev/src/runtime/components/layout/Container.vue
+---
+
+## Usage
+
+## Props
+
+:component-props
+
+## Config
+
+:component-preset

docs/app/content/2.components/meter.md

@@ -5,6 +5,7 @@ links:
   - label: GitHub
     icon: i-simple-icons-github
     to: https://github.com/nuxt/ui/blob/dev/src/runtime/components/elements/Meter.vue
+badge: Coming soon
 ---
 
 ## Usage