Add documentation index page

Author: Andrew Brookins

docs/getting_started.md

@@ -399,7 +399,6 @@ You might wonder what qualifies as a "date" in our last validation example. By d
 
 ```python
 import datetime
-from typing import Optional
 
 from redis_om import HashModel
 

docs/index.md

@@ -0,0 +1,21 @@
+# Redis OM for Python
+
+Welcome! This is the index of documentation for redis-om-python.
+
+**NOTE**: The documentation is a bit sparse at the moment but will continue to grow!
+
+## Getting Started
+
+Read the Getting Started tutorial at [getting_started.md](getting_started.md).
+
+## Validating Data
+
+Read about how to use Redis OM models to validate data at [validation.md](validation.md)
+
+## Redis Modules
+
+Read how to get the RediSearch and RedisJSON modules at [redis_modules.md](redis_modules.md).
+
+## FastAPI Integration
+
+Redis OM is designed to integrate with the FastAPI web framework. See how this works at [fastapi_integration.md](fastapi_integration.md).