Replaced the custom controller for fragment replacements with symfony streams

This does not require a complete new endpoint

templates/_turbo_control.html.twig

@@ -1,14 +1,20 @@
-{# Insert flashes #}
-<div class="toasts-global d-none">
-    {% for label, messages in app.flashes() %}
-        {% for message in messages %}
-            {{ include('_toast.html.twig', {
-                'label': label,
-                'message': message
-            }) }}
-        {% endfor %}
-    {% endfor %}
-</div>
+{% block flashes %}
+    {# Insert flashes #}
+    <turbo-stream action="replace" action="morph" target="toast-container">
+        <template>
+            <div class="toast-container" id="toast-container">
+                {% for label, messages in app.flashes() %}
+                    {% for message in messages %}
+                        {{ include('_toast.html.twig', {
+                            'label': label,
+                            'message': message
+                        }) }}
+                    {% endfor %}
+                {% endfor %}
+            </div>
+        </template>
+    </turbo-stream>
+{% endblock %}
 
 {# Allow pages to request a fully reload of everything #}
 {% if global_reload_needed is defined and global_reload_needed %}

templates/label_system/scanner/scanner.html.twig

@@ -10,7 +10,6 @@
     <div class="">
         <div class="form-group row">
             <div class="offset-sm-3 col-sm-9">
-
                 <div class="img-thumbnail" style="max-width: 600px;">
                     <div id="reader-box" {{ stimulus_controller('pages/barcode_scan') }}
                          data-lookup-url="{{ path('scan_lookup') }}"></div>
@@ -18,13 +17,22 @@
             </div>
         </div>
 
+        <div id="scan-augmented-result" class="mt-3">
+            {% include "label_system/scanner/_info_mode.html.twig" %}
+        </div>
+
+        {{ form_start(form, {'attr': {'id': 'scan_dialog_form'}}) }}
+
+        {{ form_end(form) }}
     </div>
-
-    <div id="scan-augmented-result" class="mt-3">
-        {% include "label_system/scanner/_info_mode.html.twig" %}
-    </div>
-
-    {{ form_start(form, {'attr': {'id': 'scan_dialog_form'}}) }}
-
-    {{ form_end(form) }}
+{% endblock %}
+
+{% block scan_results %}
+    <turbo-stream action="replace" action="morph" target="scan-augmented-result">
+        <template>
+            <div id="scan-augmented-result" class="mt-3">
+                {% include "label_system/scanner/_info_mode.html.twig" %}
+            </div>
+        </template>
+    </turbo-stream>
 {% endblock %}