Move back button as a component

web/include/back-to-projects.php

@@ -0,0 +1,4 @@
+<!-- Simple button to come back to project list -->
+<div style="display: flex; justify-content: center">
+    <a href="../projets.php" type="button" class="btn btn-outline-success btn-lg">Retour projets</a>
+</div>

web/projets/pro_ascii_space.php

@@ -468,9 +468,9 @@
         </div>
 
         <!-- Back button -->
-        <div style="display: flex; justify-content: center">
-            <a href="../projets.php" type="button" class="btn btn-outline-success btn-lg">Retour projets</a>
-        </div>
+        <?php
+            include("../include/back-to-projects.php")
+        ?>
     </main>
 
     <!-- Footer -->