feat: add default user icon and participant list entry component

src/assets/usericon/default/default-user-icon.svg

@@ -0,0 +1,5 @@
+<svg width="40" height="40" viewBox="0 0 40 40" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M0 11C0 4.92487 4.92487 0 11 0H29C35.0751 0 40 4.92487 40 11V29C40 35.0751 35.0751 40 29 40H11C4.92487 40 0 35.0751 0 29V11Z" fill="#5770FF"/>
+<path d="M31.6663 35V31.6667C31.6663 29.8986 30.964 28.2029 29.7137 26.9526C28.4635 25.7024 26.7678 25 24.9997 25H14.9997C13.2316 25 11.5359 25.7024 10.2856 26.9526C9.03539 28.2029 8.33301 29.8986 8.33301 31.6667V35" stroke="white" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"/>
+<path d="M19.9997 18.3333C23.6816 18.3333 26.6663 15.3486 26.6663 11.6667C26.6663 7.98477 23.6816 5 19.9997 5C16.3178 5 13.333 7.98477 13.333 11.6667C13.333 15.3486 16.3178 18.3333 19.9997 18.3333Z" stroke="white" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>

src/assets/usericon/default/defaultusericon-export.tsx

@@ -0,0 +1 @@
+export { default as defaultusericon } from '@/assets/usericon/default/default-user-icon.svg';

src/components/custom-ui/participant-list-entry.tsx

@@ -1,24 +1,18 @@
 import React from 'react';
+import Image from 'next/image';
+import { defaultusericon } from '@/assets/usericon/default/defaultusericon-export';
 
 type ParticipantListEntryProps = {
   participant: string;
-  checked?: boolean;
-  onCheck?: (checked: boolean) => void;
+  imageSrc?: string;
 };
 
 export default function ParticipantListEntry({
   participant,
-  checked = false,
-  onCheck,
 }: ParticipantListEntryProps) {
   return (
     <div className='flex items-center gap-2 py-1 ml-5'>
-      <input
-        type='checkbox'
-        checked={checked}
-        onChange={(e) => onCheck?.(e.target.checked)}
-        className='accent-primary cursor-pointer'
-      />
+      <Image src={defaultusericon} alt='Avatar' width={30} height={30} />
       <span>{participant}</span>
     </div>
   );