feat: Support get collection by ID endpoint (box/box-codegen#595) (#396)

Co-authored-by: box-sdk-build <[email protected]>

Author: box-sdk-build

.codegen.json

@@ -1 +1 @@
-{ "engineHash": "4d95546", "specHash": "9d452cf", "version": "1.7.0" }
+{ "engineHash": "108d2d7", "specHash": "c2c76f3", "version": "1.7.0" }

docs/collections.md

@@ -2,6 +2,7 @@
 
 - [List all collections](#list-all-collections)
 - [List collection items](#list-collection-items)
+- [Get collection by ID](#get-collection-by-id)
 
 ## List all collections
 
@@ -64,3 +65,31 @@ await client.collections.getCollectionItems(favouriteCollection.id!);
 This function returns a value of type `Items`.
 
 Returns an array of items in the collection.
+
+## Get collection by ID
+
+Retrieves a collection by its ID.
+
+This operation is performed by calling function `getCollectionById`.
+
+See the endpoint docs at
+[API Reference](https://developer.box.com/reference/get-collections-id/).
+
+<!-- sample get_collections_id -->
+
+```ts
+await client.collections.getCollectionById(collections.entries![0].id!);
+```
+
+### Arguments
+
+- collectionId `string`
+  - The ID of the collection. Example: "926489"
+- optionalsInput `GetCollectionByIdOptionalsInput`
+  -
+
+### Returns
+
+This function returns a value of type `Collection`.
+
+Returns an array of items in the collection.