Add customer contact inquiry system, automated receipt emails, admin communication inbox, and customer profile management

app/Models/CommunicationReply.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class CommunicationReply extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'communication_id',
+        'user_id',
+        'is_admin_reply',
+        'message',
+    ];
+
+    protected $casts = [
+        'is_admin_reply' => 'boolean',
+    ];
+
+    public function communication(): BelongsTo
+    {
+        return $this->belongsTo(Communication::class);
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+}