Laravel Input array update with single submit

View Add Head Name

div class="tab-pane fade show active" id="pills-home" role="tabpanel" aria-labelledby="pills-home-tab">
            <form action="/headers" method="POST">
                @csrf
                <div class="row">
                    <div class="col">
                        <label for="">Header Name</label>
                        <input type="text" name="header_name" required="required">
                        <input type="submit" class="btn btn-primary" name="submit">
                    </div>
                </div>
            </form>
        </div>

View Add Head Amount

<div class="tab-pane fade" id="pills-profile" role="tabpanel" aria-labelledby="pills-profile-tab">
            <form action="/headers" method="POST">
                @csrf
                @foreach ($data as $header)
                    <div class="row">
                        <div class="col">
                            <label for="">Header Name</label>
                            <input type="text" name="header_name[]" value="" required="required" readonly="readonly">
                            <input type="number" min="0" name="header_amount[]" placeholder="Amount" required="required">
                        </div>
                    </div>
                @endforeach
                <input type="submit" class="btn btn-primary" name="submit1">
            </form>
        </div>

Controller Function

I am updating a header amount with each header i am new to laravel please help below is my update function code

$count = Header::count();
for ($i = 1; $i <= $count; $i++)
            {
                $header = Header::find($i);
                $header->header_amount = $request->input('header_amount');
                $header->save();
            }
            exit();

via Chebli Mohamed