docs: Add Matrix link

README.md

@@ -1,6 +1,6 @@
 # MessageFormat
 
-[![CI status](https://github.com/JadedBlueEyes/messageformat/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/JadedBlueEyes/messageformat/actions/workflows/ci.yml?query=branch%3Amain) [![Dependency status](https://deps.rs/repo/github/JadedBlueEyes/messageformat/status.svg?path=crates%2Fmf1)](https://deps.rs/repo/github/JadedBlueEyes/messageformat?path=crates%2Fmf1) [![Last commit](https://img.shields.io/github/last-commit/JadedBlueEyes/messageformat.svg?logo=github&logoColor=white)](https://github.com/JadedBlueEyes/messageformat/commits/main/) [![pre-commit enabled](https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit)](https://github.com/pre-commit/pre-commit)
+[![Chat on Matrix](https://img.shields.io/badge/chat%20on-matrix-white?logo=matrix)](https://matrix.to/#/#messageformat:ellis.link) [![CI status](https://github.com/JadedBlueEyes/messageformat/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/JadedBlueEyes/messageformat/actions/workflows/ci.yml?query=branch%3Amain) [![Dependency status](https://deps.rs/repo/github/JadedBlueEyes/messageformat/status.svg?path=crates%2Fmf1)](https://deps.rs/repo/github/JadedBlueEyes/messageformat?path=crates%2Fmf1) [![Last commit](https://img.shields.io/github/last-commit/JadedBlueEyes/messageformat.svg?logo=github&logoColor=white)](https://github.com/JadedBlueEyes/messageformat/commits/main/) [![pre-commit enabled](https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit)](https://github.com/pre-commit/pre-commit)
 
 MessageFormat is a collection of crates to help with internationalising Rust applications using ICU MessageFormat.