docs: added reference for JS Client (#1629)

* added reference for JS Client

* added reference for JS Client

* added reference for JS Client

docs/content/references/js-client/classes/internal.StorePostCartsCartReq.md

@@ -0,0 +1,97 @@
+---
+displayed_sidebar: jsClientSidebar
+---
+
+# Class: StorePostCartsCartReq
+
+[internal](../modules/internal.md).StorePostCartsCartReq
+
+## Properties
+
+### billing\_address
+
+• `Optional` **billing\_address**: `string` \| [`AddressPayload`](internal.AddressPayload.md)
+
+#### Defined in
+
+packages/medusa/dist/api/routes/store/carts/update-cart.d.ts:81
+
+___
+
+### context
+
+• `Optional` **context**: `object`
+
+#### Defined in
+
+packages/medusa/dist/api/routes/store/carts/update-cart.d.ts:86
+
+___
+
+### country\_code
+
+• `Optional` **country\_code**: `string`
+
+#### Defined in
+
+packages/medusa/dist/api/routes/store/carts/update-cart.d.ts:79
+
+___
+
+### customer\_id
+
+• `Optional` **customer\_id**: `string`
+
+#### Defined in
+
+packages/medusa/dist/api/routes/store/carts/update-cart.d.ts:85
+
+___
+
+### discounts
+
+• `Optional` **discounts**: `Discount`[]
+
+#### Defined in
+
+packages/medusa/dist/api/routes/store/carts/update-cart.d.ts:84
+
+___
+
+### email
+
+• `Optional` **email**: `string`
+
+#### Defined in
+
+packages/medusa/dist/api/routes/store/carts/update-cart.d.ts:80
+
+___
+
+### gift\_cards
+
+• `Optional` **gift\_cards**: `GiftCard`[]
+
+#### Defined in
+
+packages/medusa/dist/api/routes/store/carts/update-cart.d.ts:83
+
+___
+
+### region\_id
+
+• `Optional` **region\_id**: `string`
+
+#### Defined in
+
+packages/medusa/dist/api/routes/store/carts/update-cart.d.ts:78
+
+___
+
+### shipping\_address
+
+• `Optional` **shipping\_address**: `string` \| [`AddressPayload`](internal.AddressPayload.md)
+
+#### Defined in
+
+packages/medusa/dist/api/routes/store/carts/update-cart.d.ts:82