i am upload image on laravel 11. when i uploading the image i ran into the problem with this error.what i tried the code i attached below.please look at the code snippet and get solve my error as soon as possiable.

Product Controller

public function store(Request $request) {
 $fileName = public_path('images'); 
  $requestData = $request->all();
 $fileName = time().$request->file('photo')->getClientOriginalName();

Product::create($requestData);
    return redirect()->back();
}`

Product Form

<div class="form-area"> 
<form method="POST" action="{{ route('product.store') }}"> 
@csrf 
<div class="row"> 
<div class="col-md-6"> 
<label>Product Name</label> 
<input type="text" class="form-control" name="productname"> 
</div>

<div class="col-md-6">
                    <label>Category</label></br>
                  
                    <select name="cat_id" id="cat_id" class="form-control">

                    @foreach($categories as $id => $name)
                    <option value="{{ $id }}">{{ $name }}</option>
                    @endforeach
                    
                    </select>

                    </div>

                    <div class="col-md-6">
                        <label>Description</label>
                        <input type="text" class="form-control" name="description">
                    </div>

                    <div class="col-md-6">
                        <label>Price</label>
                        <input type="text" class="form-control" name="price">
                    </div>
                    <div class="col-md-6">
                        <label>Image</label>
                        <input class="form-control" name="photo" type="file" id="photo">
                    </div>


                </div>
                <div class="row">
                    <div class="col-md-12 mt-3">
                        <input type="submit" class="btn btn-primary" value="Register">
                    </div>
                </div>
            </form>
        </div>`

`