Phase 6 and 7 scope contact safeguards

app/Models/WorkOrderContactEvent.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Attributes\Fillable;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+#[Fillable([
+    'work_order_id',
+    'user_id',
+    'event_type',
+    'attempted_channel',
+    'attempted_at',
+    'result',
+    'notes',
+])]
+class WorkOrderContactEvent extends Model
+{
+    public const EVENT_TYPES = [
+        'contact_failed' => 'Contact failed',
+        'support_unavailable' => 'Support unavailable',
+        'site_contact_unavailable' => 'Site contact unavailable',
+        'contact_reached' => 'Contact reached',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'attempted_at' => 'datetime',
+        ];
+    }
+
+    public function workOrder(): BelongsTo
+    {
+        return $this->belongsTo(WorkOrder::class);
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+}