feat: add ai thinking anim

app/components/chat/loading-anim/index.tsx

@@ -0,0 +1,16 @@
+'use client'
+import React, { FC } from 'react'
+import s from './style.module.css'
+
+export interface ILoaidingAnimProps {
+  type: 'text' | 'avatar'
+}
+
+const LoaidingAnim: FC<ILoaidingAnimProps> = ({
+  type
+}) => {
+  return (
+    <div className={`${s['dot-flashing']} ${s[type]}`}></div>
+  )
+}
+export default React.memo(LoaidingAnim)