feat: add AI chat and summarize endpoints with database integration

- Implemented a new chat endpoint that utilizes Groq for chat completions based on news articles.
- Added a summarize endpoint that fetches news articles from the database and generates summaries using Groq.
- Introduced a new package "@vueuse/core" for improved reactivity.
- Created a comprehensive command UI component with various subcomponents for better user interaction.
- Developed a scraping module using Scrapy to fetch news articles from Google News.
- Added validation and sanitization for slug parameters in the fetch article endpoint.

components/ui/command/CommandSeparator.vue

@@ -0,0 +1,23 @@
+<script setup lang="ts">
+import type { SeparatorProps } from 'reka-ui'
+import { cn } from '@/lib/utils'
+import { Separator } from 'reka-ui'
+import { computed, type HTMLAttributes } from 'vue'
+
+const props = defineProps<SeparatorProps & { class?: HTMLAttributes['class'] }>()
+
+const delegatedProps = computed(() => {
+  const { class: _, ...delegated } = props
+
+  return delegated
+})
+</script>
+
+<template>
+  <Separator
+    v-bind="delegatedProps"
+    :class="cn('-mx-1 h-px bg-border', props.class)"
+  >
+    <slot />
+  </Separator>
+</template>