feat(home): add AI chat interface with OpenCode integration

src/lib/utils/cn.ts

@@ -0,0 +1,6 @@
+import { type ClassValue, clsx } from 'clsx'
+import { twMerge } from 'tailwind-merge'
+
+export function cn(...inputs: ClassValue[]) {
+  return twMerge(clsx(inputs))
+}

src/lib/utils/index.ts

@@ -3,3 +3,5 @@ export { resolveImagePath } from './images'
 export { stripMarkdown, generateHeadingId, extractLocalImagePathsFromMarkdown } from './markdown'
 export type { TOCItem } from './markdown'
 export { generatePrintHtml } from './print'
+export { cn } from './cn'
+export { generateUUID } from './uuid'

src/lib/utils/uuid.ts

@@ -0,0 +1,7 @@
+export function generateUUID(): string {
+  return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
+    const r = (Math.random() * 16) | 0
+    const v = c === 'x' ? r : (r & 0x3) | 0x8
+    return v.toString(16)
+  })
+}