Update the top-level README

CONTRIBUTING.md

@@ -3,7 +3,7 @@
 ## Introduction
 
 Welcome to the OpenTelemetry Protocol with Apache Arrow project! :tada:
-This repository defines and supports Golang libraries for producing and
+This repository defines and supports Golang and Rust libraries for producing and
 consuming telemetry data streams using the OpenTelemetry Protocol with Apache
 Arrow.
 
@@ -18,16 +18,8 @@ Looking for a place to start? See the repository's
 
 To work with this repository, you'll need:
 
-- **Go (Golang):** v1.18 or higher. [Installation
-  Guide](https://golang.org/doc/install)
-- **Rust:** v1.87.0 or higher. [Installation Guide](https://www.rust-lang.org/tools/install)
-- **Protocol Buffer Compiler (protoc):** Required for regenerating gRPC
-  services. [Installation Guide](https://grpc.io/docs/protoc-installation/)
-- **protoc-gen-go:** Install using:
-
-  ```shell
-  go install google.golang.org/protobuf/cmd/protoc-gen-go@v1.28
-  ```
+- **Golang:** One of the latest two Go releases. [Installation Guide](https://golang.org/doc/install)
+- **Rust:** We build using the stable channel. [Installation Guide](https://www.rust-lang.org/tools/install)
 
 ## Local Run/Build
 
@@ -124,6 +116,41 @@ Visit [OpenTelemetry CLA
 Portal](https://docs.linuxfoundation.org/lfx/easycla/contributors) and follow
 the steps to sign electronically.
 
+## Project Roles
+
+### Maintainers
+
+- [Albert Lockett](https://github.com/albertlockett), F5
+- [Drew Relmas](https://github.com/drewrelmas), Microsoft
+- [Joshua MacDonald](https://github.com/jmacd), Microsoft
+- [Laurent Quérel](https://github.com/lquerel), F5
+
+For more information about the maintainer role, see the [community
+repository](https://github.com/open-telemetry/community/blob/main/guides/contributor/membership.md#maintainer).
+
+### Approvers
+
+- [Cijo Thomas](https://github.com/cijothomas), Microsoft
+- [Lalit Kumar Bhasin](https://github.com/lalitb), Microsoft
+- [Lei Huang](https://github.com/v0y4g3r), Greptime
+- [Utkarsh Umesan Pillai](https://github.com/utpilla), Microsoft
+- [Jake Dern](https://github.com/JakeDern), F5
+
+For more information about the approver role, see the [community
+repository](https://github.com/open-telemetry/community/blob/main/guides/contributor/membership.md#approver).
+
+### Emeritus Approvers
+
+- [Alex Boten](https://github.com/codeboten)
+- [Moh Osman](https://github.com/moh-osman3)
+
+### Triagers
+
+- [Tom Tan](https://github.com/ThomsonTan), Microsoft
+
+For more information about the triager role, see the [community
+repository](https://github.com/open-telemetry/community/blob/main/guides/contributor/membership.md#triager).
+
 ## Further Help
 
 If you have any questions or run into issues: