docs: fix typo in chatbot chain-of-thought (#53)

* fix(docs): correct typo in ComponentLoader label from "Preivew" to "Preview"

* fix(docs): remove duplicated ChainOfThoughtSearchResults.vue block

Author: white-xiao-1995

apps/www/content/3.components/1.chatbot/chain-of-thought.md

@@ -6,7 +6,7 @@ icon: lucide:brain
 
 The `ChainOfThought` component provides a visual representation of an AI's reasoning process, showing step-by-step thinking with support for search results, images, and progress indicators. It helps users understand how AI arrives at conclusions.
 
-:::ComponentLoader{label="Preivew" componentName="ChainOfThought"}
+:::ComponentLoader{label="Preview" componentName="ChainOfThought"}
 :::
 
 ## Install using CLI
@@ -287,25 +287,6 @@ const props = defineProps<{
 </template>
 ```
 
-```vue [ChainOfThoughtSearchResults.vue]
-<script setup lang="ts">
-import type { HtmlHTMLAttributes } from 'vue'
-import { cn } from '@repo/shadcn-vue/lib/utils'
-
-const props = defineProps<{
-  class?: HtmlHTMLAttributes['class']
-}>()
-</script>
-
-<template>
-  <div
-    :class="cn('flex items-center gap-2', props.class)"
-    v-bind="$attrs"
-  >
-    <slot />
-  </div>
-</template>
-```
 
 ```ts [context.ts]
 import type { InjectionKey, Ref } from 'vue'

apps/www/content/3.components/1.chatbot/context.md

@@ -6,7 +6,7 @@ icon: lucide:layers
 
 The `Context` component provides a comprehensive view of AI model usage through a compound component system. It displays context window utilization, token consumption breakdown (input, output, reasoning, cache), and cost estimation in an interactive hover card interface.
 
-:::ComponentLoader{label="Preivew" componentName="Context"}
+:::ComponentLoader{label="Preview" componentName="Context"}
 :::
 
 ## Install using CLI