Initial front end setup.

front_end/templates/base.html

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+<!doctype html>
+<html lang="en">
+  <head>
+    <!-- Required meta tags -->
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+
+    <!-- Bootstrap CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
+
+    <title>{% block title %}Robot Status UI{% endblock %}</title>
+  </head>
+  <body>
+    <!-- NavBar -->
+
+    <!-- Content -->
+    <div class="container">
+
+        {% block content %}
+
+        <div>Hello World!</div>
+
+        {% endblock %}
+
+    </div>
+
+    <!-- Load JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-MrcW6ZMFYlzcLA8Nl+NtUVF0sA7MsXsP1UyJoMp4YLEuNSfAP+JcXn/tWtIaxVXM" crossorigin="anonymous"></script>
+    <script src="https://cdn.jsdelivr.net/npm/htmx.org@2.0.8/dist/htmx.min.js"></script>
+    {% block js %}{% endblock %}
+  </body>
+</html>