Bootstrap5 collapsible navbar not working in mobile view - html

Question

I am working with Bootstrap 5 Navigation bar's collapse button functionality in Angular 11. It works fine in desktop site but not in mobile view. One reason I am thinking is that I don't have popper.js installed in the app. Do I need popper.js with Bootstrap5(angular.json file given below)?
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap#5.1.3/dist/css/bootstrap.min.css" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
<nav class="navbar navbar-expand-sm bg-dark navbar-dark">
<div class="container-fluid">
<a class="navbar-brand" href="#">Logo</a>
<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#collapsibleNavbar">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="collapsibleNavbar">
<ul class="navbar-nav">
<li class="nav-item">
<a class="nav-link" href="#">Link</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Link</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Link</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown">Dropdown</a>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Link</a></li>
<li><a class="dropdown-item" href="#">Another link</a></li>
<li><a class="dropdown-item" href="#">A third link</a></li>
</ul>
</li>
</ul>
</div>
</div>
</nav>
<script src="https://cdn.jsdelivr.net/npm/bootstrap#5.1.3/dist/js/bootstrap.bundle.min.js" integrity="sha384-ka7Sk0Gln4gmtz2MlQnikT1wXgYsOg+OMhuP+IlRH9sENBO0LRn5q+8nbTov4+1p" crossorigin="anonymous"></script>
"styles": [
"src/styles.scss",
"node_modules/bootstrap/dist/css/bootstrap.min.css"
],
"scripts": [
"node_modules/bootstrap/dist/js/bootstrap.bundle.min.js"
]