fix/rm broken links

Author: tschaume

README.md

@@ -26,7 +26,6 @@ If you would like a new-contributor issue assigned, get in touch with project ma
 
 [![Tests](https://github.com/materialsproject/crystaltoolkit/actions/workflows/pytest-docs.yml/badge.svg)](https://github.com/materialsproject/crystaltoolkit/actions/workflows/pytest-docs.yml)
 [![Visual Regression Test Status](https://percy.io/static/images/percy-badge.svg)](https://percy.io/6f28436a/crystaltoolkit)
-[![Docker Build Status](https://img.shields.io/docker/cloud/build/materialsproject/crystaltoolkit)](https://hub.docker.com/repository/docker/materialsproject/crystaltoolkit/general)
 [![Release](https://github.com/materialsproject/crystaltoolkit/actions/workflows/release.yml/badge.svg)](https://github.com/materialsproject/crystaltoolkit/actions/workflows/release.yml)
 [![pre-commit.ci status](https://results.pre-commit.ci/badge/github/materialsproject/crystaltoolkit/main.svg)](https://results.pre-commit.ci/latest/github/materialsproject/crystaltoolkit/main)
 [![arXiv link](https://img.shields.io/badge/arXiv-2302.06147-blue)](https://arxiv.org/abs/2302.06147)
@@ -81,7 +80,7 @@ The [Crystal Toolkit Development Team](https://github.com/materialsproject/cryst
 * [Janosh Riebesell](https://github.com/janosh) contributed Phonon band structure component, [3 example apps](https://github.com/materialsproject/crystaltoolkit/blob/main/crystal_toolkit/apps/examples/matbench_dielectric_structure_on_hover.py), tests
 * [Stephen Weitzner](https://github.com/sweitzner) contributed POV-Ray integration (in progress)
 * [Richard Tran](https://github.com/CifLord) for contributing plotly-powered Wulff shapes to pymatgen, which Crystal Toolkit uses
-* [Guy Moore](https://github.com/guymoore13) for contributing magnetic moment visualization
+* Guy Moore for contributing magnetic moment visualization
 * [Steve Zeltmann](https://github.com/sezelt) for contributing electron diffraction
 * [Patrick Huck](https://github.com/tschaume), releases, operations, bugfixes and POC for MP / MPContribs
 
@@ -101,7 +100,7 @@ Thank you to all the authors and maintainers of the libraries Crystal Toolkit
 depends upon, and in particular [pymatgen](http://pymatgen.org) for crystallographic
 analysis and [Dash from Plotly](https://plot.ly/products/dash/) for their web app framework.
 
-Thank you to the [NERSC Spin](https://nersc.gov/systems/spin) service for
+Thank you to the [NERSC Spin](https://docs.nersc.gov/services/spin/) service for
 hosting the app and for their technical support.
 
 ## Contact

jupyterlab-extension/README.md

@@ -1,7 +1,5 @@
 # crystaltoolkit-extension
 
-![Github Actions Status](https://github.com/materialsproject/crystaltoolkit/workflows/release/badge.svg)
-
 A JupyterLab extension for rendering Crystal Toolkit Scene JSON files.
 
 ## Requirements