refactor: remove ProfileIcon component and update image handling for author profiles

app/components/icons/profile.tsx

@@ -1,23 +0,0 @@
-import type { JSX, SVGProps } from 'react'
-
-export const ProfileIcon = (
-  properties: JSX.IntrinsicAttributes & SVGProps<SVGSVGElement>,
-) => {
-  return (
-    <svg
-      width={18}
-      height={19}
-      viewBox="0 0 18 19"
-      fill="none"
-      xmlns="http://www.w3.org/2000/svg"
-      {...properties}
-    >
-      <path
-        fillRule="evenodd"
-        clipRule="evenodd"
-        d="M12.97 5.82A3.956 3.956 0 019 9.789a3.956 3.956 0 01-3.97-3.97A3.955 3.955 0 019 1.853a3.955 3.955 0 013.97 3.968zM9 16.852c-3.253 0-6-.53-6-2.57s2.764-2.55 6-2.55c3.254 0 6 .529 6 2.569s-2.764 2.55-6 2.55z"
-        fill="currentColor"
-      />
-    </svg>
-  )
-}

app/components/ui/news-author.tsx

@@ -1,5 +1,4 @@
 import type { TAuthorResponse } from '~/apis/common/get-news'
-import { ProfileIcon } from '~/components/icons/profile'
 import { formatDate } from '~/utils/formatter'
 
 type TDetailNewsAuthor = {
@@ -11,15 +10,14 @@ type TDetailNewsAuthor = {
 export const NewsAuthor = ({ author, live_at, text }: TDetailNewsAuthor) => {
   return (
     <div className="mb-2 flex items-center gap-2 align-middle">
-      {author?.profile_picture ? (
-        <img
-          src={author?.profile_picture}
-          alt={author?.name}
-          className="size-12 rounded-full bg-[#C4C4C4] object-cover"
-        />
-      ) : (
-        <ProfileIcon className="size-12 rounded-full bg-[#C4C4C4]" />
-      )}
+      <img
+        src={author?.profile_picture || '/images/profile-placeholder.svg'}
+        onError={(event) => {
+          event.currentTarget.src = '/images/profile-placeholder.svg'
+        }}
+        alt={author?.name}
+        className="size-12 rounded-full bg-[#C4C4C4] object-cover"
+      />
 
       <div>
         <h4 className="text-md">{author?.name}</h4>