feat: integrate new AI tools and enhance API functionality

- Added '@nuxtjs/mdc' module to nuxt.config.ts for improved UI components.
- Configured MDC settings to disable anchor links for headings.
- Updated API proxy settings to include '/api/uses' and a general '/api/' endpoint.
- Introduced new dependencies for AI SDKs and tools in package.json.
- Created a new chat API endpoint to handle AI interactions with various tools.
- Implemented utility functions for activity tracking, resource reading, resume retrieval, statistics, status monitoring, and categorized tool usage.
- Updated social links in types/index.ts to redirect through a custom domain.
- Updated worker configuration to include AI binding for Cloudflare.

shared/utils/tools/activity.ts

@@ -0,0 +1,12 @@
+import type { UIToolInvocation } from 'ai'
+import { tool } from 'ai'
+import type { Activity } from '~~/types'
+
+export type ActivityUIToolInvocation = UIToolInvocation<typeof activityTool>
+
+export const activityTool = tool({
+  description: 'Real-time current activity and status of Arthur Danjou, including what he\'s currently working on',
+  execute: async () => {
+    return await $fetch<Activity>('/api/activity')
+  }
+})