chore: initial commit of existing codebase

app/Models/Supplier.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Supplier extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'supplier_code', 'name', 'category',
+        'contact_person', 'email', 'secondary_email',
+        'phone', 'phone2', 'whatsapp',
+        'address', 'website',
+        'tax_number', 'credit_terms', 'credit_days',
+        'is_active', 'remarks',
+    ];
+
+    protected $casts = ['is_active' => 'boolean'];
+
+    public function purchaseOrders()
+    {
+        return $this->hasMany(PurchaseOrder::class);
+    }
+
+    public function invoices()
+    {
+        return $this->hasMany(SupplierInvoice::class);
+    }
+
+    public function payments()
+    {
+        return $this->hasMany(SupplierPayment::class);
+    }
+}