Update README.md

README.md

@@ -3,6 +3,7 @@
 [![pytest](https://github.com/cmelab/grits/actions/workflows/pytest.yml/badge.svg)](https://github.com/cmelab/grits/actions/workflows/pytest.yml)
 [![codecov](https://codecov.io/gh/cmelab/grits/branch/main/graph/badge.svg?token=lGG8Zf65HP)](https://codecov.io/gh/cmelab/grits)
 [![Documentation Status](https://readthedocs.org/projects/grits/badge/?version=latest)](https://grits.readthedocs.io/en/latest/?badge=latest)
+[![Docker build](https://github.com/cmelab/grits/actions/workflows/build.yml/badge.svg)](https://github.com/cmelab/grits/actions/workflows/build.yml)
 
 ![GRiTS workflow](/.github/grits.png)
 
@@ -13,21 +14,21 @@ GRiTS is a toolkit for working with coarse-grain systems. It uses [mBuild](https
 
 To use GRiTS in a prebuilt container (using [Singularity](https://singularity.lbl.gov/)), run:
 ```bash
-singularity pull docker://quay.io/cmelab/grits:latest
-singularity exec grits_latest.sif bash
+singularity pull docker://ghcr.io/cmelab/grits:0.4.1
+singularity exec grits_0.4.1.sif bash
 ```
 
 **Or** using [Docker](https://docs.docker.com/), run:
 ```bash
-docker pull quay.io/cmelab/grits:latest
-docker run -it cmelab/grits:latest
+docker pull ghcr.io/cmelab/grits:0.4.1
+docker run -it cmelab/grits:0.4.1
 ```
 
 #### Custom install
-To create a local environment with [conda](https://docs.conda.io/en/latest/miniconda.html), run:
+To create a local environment with [micromamba](https://mamba.readthedocs.io/en/latest/user_guide/micromamba.html)), run:
 ```bash
-conda env create -f environment.yml
-conda activate grits
+micromamba create -f environment.yml
+micromamba activate grits
 ```
 With the `grits` environment active, install the package with pip:
 ```