问函数显示CRUD在Controller.php中不起作用

EN

<a class="btn btn-info" href="show-index">Show</a>

<div class="row">
<div class="col-lg-12 margin-tb">
<div class="pull-left">
<h2> Show Product</h2>
</div>
<div class="pull-right">
<a class="btn btn-primary" href="pro_index"> Back</a
</div>
</div>
</div>

<div class="row">
<div class="col-xs-12 col-sm-12 col-md-12">
<div class="form-group">
<strong>Name:</strong>
{{ $product->name }}
</div>
 </div>
<div class="col-xs-12 col-sm-12 col-md-12">
<div class="form-group">
 <strong>Details:</strong>
{{ $product->detail }}
</div>
</div>
</div>

class ProductController extends Controller
{
 public function index()
 {
  $products = Product::all();
  return view('products.pro_index',compact('products'));
 }

 public function create()
 {
  return view('products.create');
 {

 public function store(Request $request)
 {
  $request->validate([
   'name' => 'required',
   'detail' => 'required',
  ]);

  $product= Product::create([
   'name' => $request->name,
   'detail' => $request->detail,
  ]);

  return redirect('/pro_index') ->with('success','Your record has been updated');
 }

 public function show (Product $product)
 {
  $product = Product::find($product);
  return view('products.show');
 }
}

Route::get('/show-index', [App\Http\Controllers\ProductController::class, 'show'])->name('show');