I am having an issue with the collapse feature not working when I click on the toggle button. Below is my code snippet. Can you help me identify what changes are needed for it to function properly?
<!DOCTYPE html>
<html lang="en" dir="ltr">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="https://cdn.jsdelivr.net/npm/<a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="bfddd0d0cbcccbcddecfff8a918f918d">[email protected]</a>/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<title>Project Prototype</title>
</head>
<body>
<div class="collapse" id="navbarToggleExternalContent">
<div class="bg-dark p-4">
<h5 class="text-white h4">About</h5>
<p class="text-muted">Toggleable via the navbar brand.</p>
</div>
</div>
<nav class="navbar navbar-dark bg-dark">
<div class="container-fluid">
<a class="navbar-brand" href="#">
<img src="movie-cinema-svgrepo-com.svg" alt="" width="30" height="24" class="d-inline-block align-text-top">
Project
</a>
<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarToggleExternalContent" aria-controls="navbarToggleExternalContent" aria-expanded="true" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
</div>
</nav>
</body>
</html>