fix: use unique machine id instead of name for t-foreach key

Replace machine.name with machine.id as t-key in t-foreach to prevent
'duplicate key' errors when multiple machines have the same name.
Added machine.id to backend response for unique identification.

open_workshop_base/models/ows_models.py

@@ -732,6 +732,7 @@ class OwsMachine(models.Model):
                     ('machine_id', '=', machine.id),
                 ], limit=1))
                 machine_list.append({
+                    'id': machine.id,
                     'name': machine.name,
                     'has_access': has_access,
                 })

open_workshop_pos/static/src/xml/ows_machine_access_list.xml

@@ -59,7 +59,7 @@
       <t t-if="area.machines.length > 0">
         <div class="client-details-area" t-att-style="'border: solid 3px ' + area.color_hex + '; margin: 5px;'">
           <ul>
-            <t t-foreach="area.machines" t-as="machine" t-key="machine.name">
+            <t t-foreach="area.machines" t-as="machine" t-key="machine.id">
               <li class="client-detail">
                 <span t-attf-class="detail {{ machine.has_access ? 'client-details-vvow_briefing' : 'client-details-vvow_briefing_error' }}">
                   <t t-esc="machine.has_access ? '✅' : '❌'" />