ログインユーザーのみ削除ボタンを表示させたい

@extends('layouts.app')

@section('content')


<div class="container">
  <div class="d-flex pt-3">
    <div class="col-8">
      <img src="/storage/{{ $post->image }}" class="w-100">
    </div>
    <div clas="col-4">
      <div>
        <div class="d-flex align-items-center">
          <div class="pe-3 ps-3">
            <img src="/storage/{{ $post->user->profile->image}}" class="rounded-circle w-100" style="max-width: 40px;">
          </div>
          <div>
            <div class="font-weight-bold　d-flex">
              <a href="/profile/{{ $post->user->id }}">
                <span class="text-dark">{{ $post->user->username }}</span>
              </a> 　|


              <div class="ps-3">
              <form onsubmit="return confirm('本当に削除しますか？')" action="{{ route('post.destroy', $post) }}" method="post">
                  @csrf
                  @method('delete')
                  <button type="submit" class="btn btn-outline-danger">削除</button>
              </form>
            </div>

          </div>
          </div>

        </div>

        <hr>

        <p>
          <span class="font-weight-bold">
            <a href="/profile/{{ $post->user->id }}">
              <span class="text-dark ps-3">{{ $post->user->username }}</span>
            </a>
          </span> <div class="ps-3">{{ $post->caption }}</div>
        </p>

        <hr>


      </div>

      <div class="d-flex align-items-center　pe-3 ps-3">
              <div onclick="like({{$post->id}})"><i class="far fa-heart like-btn" ></i></div>
              <div onclick="unlike({{$post->id}})"><i class="fas fa-heart　unlike-btn" style="display:none;"></i></div>
      </div>

      <hr>

    </div>
  </div>
</div>


@endsection
<script src="{{ asset('js/alert.js') }}"></script>
<script src="https://code.jquery.com/jquery-3.2.1.min.js" integrity="sha256-hwg4gsxgFZhOsEEamdOYGBf13FyQuiTwlAQgxVSNgt4=" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.3/umd/popper.min.js" integrity="sha384-vFJXuSJphROIrBnz7yo7oB41mKfc8JzQZiCq4NCceLEaO4IHwicKwpJf9c9IpFgh" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/js/bootstrap.min.js" integrity="sha384-alpBpkh1PFOepccYVYDB4do5UnbKysX5WZXm3XxPqe5iKTfUKjNkCk9SaVuEZflJ" crossorigin="anonymous"></script>

<meta name="csrf-token" content="{{ csrf_token() }}">

<link rel="stylesheet" href="{{ asset('/css/like.css')  }}" >

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class Post extends Model
{
    protected $guarded = [];

    public function user()
    {
      return $this->belongsTo(User::class);
    }

    public function likes()
    {
        return $this->hasMany(Like::class);
    }
    // 一覧画面
    public function getTimeLines(Int $user_id, Array $follow_ids)
    {
        // 自身とフォローしているユーザIDを結合する
        $follow_ids[] = $user_id;
        return $this->whereIn('user_id', $follow_ids)->orderBy('created_at', 'DESC')->paginate(50);
    }

    public function postDestroy(Int $user_id, Int $post_id)
{
    return $this->where('user_id', $user_id)->where('id', $post_id)->delete();
}


}

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Intervention\Image\Facades\Image;
use App\Models\Post;
use App\Models\Like;
use App\Models\Follower;
use Illuminate\Support\Facades\Auth;

class PostsController extends Controller
{
  public function __construct()
  {
    $this->middleware('auth');
  }

    public function create()
    {
      $user = auth()->user();
      return view('posts.create', [
      'user'      => $user
    ]);
    }

    public function index(Post $posts, Follower $follower)
    {
      $user = auth()->user();
       $follow_ids = $follower->followingIds($user->id);
       // followed_idだけ抜き出す
       $following_ids = $follow_ids->pluck('followed_id')->toArray();

       $timelines = $posts->getTimelines($user->id, $following_ids);

       return view('posts.timeline', [
           'user'      => $user,
           'timelines' => $timelines,
           'post' => $posts
       ]);
    }

    public function store()
    {
      $data = request()->validate([
        'caption' => 'required',
        'image' => ['required', 'image'],
      ]);

      $imagePath = request('image')->store('uploads', 'public');

      $image = Image::make(public_path("storage/{$imagePath}"))->fit(1200,1200);
      $image->save();

      auth()->user()->posts()->create([
        'caption' => $data['caption'],
        'image' => $imagePath,
      ]);
      return redirect('/profile/' . auth()->user()->id);
    }

    public function show(\App\Models\Post $post)
    {
      $user = auth()->user();

      return view('posts.show', compact('post'), [
       'user' => $user
        ]);
    }

    public function destroy(Post $post)
    {
        $post->delete();
        return redirect('/profile/' . auth()->user()->id);
    }

}