{% extends "base.html" %} {% block main %} <h1>Welcome</h1> {# Show a username/password login form #} <form method="post" action="/login" accept-charset="UTF-8" id="loginform" class="row gy-2 gx-3 align-items-center"> <div class="col-auto"> <label class="visually-hidden" for="login-username">Username</label> <input class="form-control" id="login-username" type="text" name="username" placeholder="Username" /> </div> <div class="col-auto"> <label class="visually-hidden" for="login-password">Password</label> <input class="form-control" id="login-password" type="password" name="password" placeholder="Password" /> </div> <div class="col-auto"> <input class="btn btn-primary" type="submit" value="Login"> <a class="btn btn-secondary" href="/">Cancel</a> </div> </form> {{ super() }} {% endblock %} {% block barcodewebsocket %} document.location = "/?barcode=" + e.data; {% endblock %}