Added GitHub Actions-based build check badge

.github/workflows/check-release.yaml

@@ -12,10 +12,10 @@ on:
       - master
       - develop
 
-name: R-CMD-check
+name: Build
 
 jobs:
-  R-CMD-check:
+  Build:
     runs-on: ${{ matrix.config.os }}
 
     name: ${{ matrix.config.os }} (${{ matrix.config.r }})

README.md

@@ -2,8 +2,8 @@
 
 ![CRAN/METACRAN](https://img.shields.io/cran/v/phonics)
 [![Downloads from the RStudio CRAN mirror](https://cranlogs.r-pkg.org/badges/phonics)](https://cran.r-project.org/package=phonics)
-[![Build Status](https://api.travis-ci.org/k3jph/phonics-in-r.svg?branch=master)](https://travis-ci.org/k3jph/phonics-in-r)
-[![codecov](https://codecov.io/gh/k3jph/phonics-in-r/branch/master/graph/badge.svg)](https://codecov.io/gh/k3jph/phonics-in-r)
+[![Build Status](https://github.com/k3jph/phonics-in-r/actions/workflows/check-release.yaml/badge.svg?branch=main)](https://github.com/k3jph/phonics-in-r/actions/workflows/check-release.yaml)
+[![codecov](https://codecov.io/gh/k3jph/phonics-in-r/branch/main/graph/badge.svg)](https://codecov.io/gh/k3jph/phonics-in-r)
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/08ad4c6ccb8d4bf59ca47b7524af04be)](https://app.codacy.com/gh/k3jph/phonics-in-r)
 [![DOI](https://img.shields.io/badge/DOI-10.5281%2Fzenodo.1041982-success.svg)](https://dx.doi.org/10.5281/zenodo.1041982)
 [![JOSS Status](http://joss.theoj.org/papers/13e41c9bd376fe2fc948f8af10b138b6/status.svg)](https://joss.theoj.org/papers/10.21105/joss.00480)