docs: update readme intro with more info and add build badge (#22)

Author: g-husam

README.md

@@ -1,8 +1,14 @@
 # ML Flashpoint
 
+[![Build and Test](https://github.com/google/ml-flashpoint/actions/workflows/build_and_test.yml/badge.svg)](https://github.com/google/ml-flashpoint/actions/workflows/build_and_test.yml)
+
 A memory-first, lightning-fast, ready-to-use ML checkpointing library.
 
-For using the library, check out the [user documentation](https://google.github.io/ml-flashpoint). 
+PyTorch DCP, Megatron-LM and NeMo 2.0 adapters are readily available for seamless integration, on top of our general core checkpointing library that can be used for custom integrations.
+
+If interested in direct integration support with another framework, please let us know by creating a [feature request](https://github.com/google/ml-flashpoint/issues/new?template=feature_request.md) or upvoting an existing one!
+
+For learning more about using the library and its performance, check out the [user documentation](https://google.github.io/ml-flashpoint). 
 Below you will find development instructions for contributors.
 
 ## Installation