docs: generate OAS manually for 2.7.0 (#12158)

* original changes

* changes

* fixes for delete operations

* generate oas

www/apps/api-reference/specs/admin/components/schemas/AdminAddDraftOrderItems.yaml

@@ -0,0 +1,44 @@
+type: object
+description: The details of the items to add to a draft order.
+x-schemaName: AdminAddDraftOrderItems
+properties:
+  items:
+    type: array
+    description: The items to add to the draft order.
+    items:
+      type: object
+      description: The item's details
+      required:
+        - quantity
+      properties:
+        quantity:
+          type: number
+          title: quantity
+          description: The item's quantity.
+        variant_id:
+          type: string
+          title: variant_id
+          description: The ID of the variant to add to the draft order.
+        title:
+          type: string
+          title: title
+          description: The item's title.
+        unit_price:
+          type: number
+          title: unit_price
+          description: The item's unit price.
+        compare_at_unit_price:
+          type: number
+          title: compare_at_unit_price
+          description: The original price of the item before a promotion or sale.
+        internal_note:
+          type: string
+          title: internal_note
+          description: A note viewed only by admin users about the item.
+        allow_backorder:
+          type: boolean
+          title: allow_backorder
+          description: Whether the item can be purchased if it's out of stock.
+        metadata:
+          type: object
+          description: The item's metadata, can hold custom key-value pairs.