Feature: Order Updates, Events, Order Flows, Shipment And COD support

src/Shipping/Models/Shipment.php

@@ -23,6 +23,11 @@ class Shipment extends Model
         return $this->belongsTo(Order::class);
     }
 
+    public function manifest(): BelongsTo
+    {
+        return $this->belongsTo(Manifest::class);
+    }
+
     public function shipmentInfo(): HasMany
     {
         return $this->hasMany(ShipmentInfo::class);