Consistency and SQL Query optimisations - focused around the UI

resources/views/domain/view.blade.php

@@ -1,5 +1,5 @@
-<!-- $o=Domain::class -->
 @use(Illuminate\Mail\Markdown)
+<!-- $o=Domain::class -->
 
 @extends('layouts.app')
 @section('htmlheader_title')
@@ -137,12 +137,13 @@
 					<div id="collapse_systems" class="accordion-collapse collapse" aria-labelledby="systems" data-bs-parent="#accordion_homepage">
 						<div class="accordion-body">
 							<p>The following systems are members of this network.</p>
-							<table class="table monotable" id="system">
+							<table class="table monotable w-100" id="system">
 								<thead>
 								<tr>
 									<th>System</th>
 									<th>Sysop</th>
 									<th>Location</th>
+									<th>Region</th>
 									<th>Address</th>
 									<th>Last Echomail</th>
 								</tr>
@@ -155,6 +156,7 @@
 											<td><a href="{{ url('system/addedit',[$ao->system_id]) }}">{{ $ao->system->full_name($ao) }}</a> @auth<span class="float-end"><small>@if($ao->is_hosted)<sup>{{ $ao->is_default ? '**' : '*' }}</sup>@elseif($ao->system->setup)<sup class="success">+</sup>@endif[{{ $ao->system_id }}]</small></span>@endauth</td>
 											<td>{{ $ao->system->sysop }}</td>
 											<td>{{ $ao->system->location }}</td>
+											<td>{{ $ao->region_id }}</td>
 											<td>{{ $ao->ftn4d }}</td>
 											<td>{{ $ao->echomail_from->count() ? $ao->echomail_from->first()->datetime->format('Y-m-d H:i') : '-' }}</td>
 										</tr>
@@ -279,6 +281,18 @@
 				searching: true,
 				ordering: true,
 				order: [],
+				rowGroup: {
+					dataSrc: [3],
+					startRender: function(rows,group) {
+						return 'Region '+group;
+					}
+				},
+				columnDefs: [
+					{
+						targets: [3],
+						visible: false,
+					},
+				],
 				conditionalPaging: {
 					style: 'fade',
 					speed: 500 // optional