docs: Add migration guides (#1124)

Author: box-sdk-build

.codegen.json

@@ -1 +1 @@
-{ "engineHash": "48e5311", "specHash": "fa34496", "version": "0.1.0" }
+{ "engineHash": "fa0419f", "specHash": "fa34496", "version": "0.1.0" }

migration-guides/from-box-python-sdk-gen-v1-to-box-python-sdk-v10.md

@@ -0,0 +1,32 @@
+# Migration guide from v1 version of the `box-python-sdk-gen` to the v10 version of the `box-python-sdk`
+
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+
+- [Installation](#installation)
+  - [How to migrate](#how-to-migrate)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
+## Installation
+
+In order to start using v10 version of the Box Python SDK, you need to change the dependency in your project.
+The artifact name has changed from `box-sdk-gen` to `boxsdk`.
+You also need to set the version to `10.0.0` or higher. You can find the latest version on [PyPI](https://pypi.org/project/boxsdk/).
+
+### How to migrate
+
+To start using v10 version of Box Python SDK in you Maven project replace the dependency in your `requirements.txt`
+or installation command.
+
+**Old (`box-python-sdk-gen-v1`)**
+
+```console
+pip install box-sdk-gen
+```
+
+**New (`box-python-sdk-v10`)**
+
+```console
+pip install boxsdk>=10
+```