Added twig extension to format file size, links to download and delete files attached to the book.

templates/book/show.html.twig

@@ -50,10 +50,10 @@
             <tr>
                 <td>{{ file.id }}</td>
                 <td>{{ file.fileName }}</td>
-                <td>{{ file.fileSize }}</td>
+                <td>{{ file.fileSize | bytes_format }}</td>
                 <td>{{ file.extension }}</td>
-                <td>download</td>
-                <td>remove</td>
+                <td><a href="{{ path('app_file_download', {id: file.id }) }}" class="link-secondary">download</a></td>
+                <td><a href="{{ path('app_file_delete', {id: file.id}) }}" class="link-danger">remove</a></td>
             </tr>
         {% else %}
             <tr>

templates/file/index.html.twig

@@ -0,0 +1,20 @@
+{% extends 'base.html.twig' %}
+
+{% block title %}Hello FileController!{% endblock %}
+
+{% block body %}
+<style>
+    .example-wrapper { margin: 1em auto; max-width: 800px; width: 95%; font: 18px/1.5 sans-serif; }
+    .example-wrapper code { background: #F5F5F5; padding: 2px 6px; }
+</style>
+
+<div class="example-wrapper">
+    <h1>Hello {{ controller_name }}! ✅</h1>
+
+    This friendly message is coming from:
+    <ul>
+        <li>Your controller at <code><a href="{{ 'C:/laragon/www/biblio/src/Controller/FileController.php'|file_link(0) }}">src/Controller/FileController.php</a></code></li>
+        <li>Your template at <code><a href="{{ 'C:/laragon/www/biblio/templates/file/index.html.twig'|file_link(0) }}">templates/file/index.html.twig</a></code></li>
+    </ul>
+</div>
+{% endblock %}