Add badge to simplify access to documentation

1 files changed, 1 insertions, 0 deletions

diff --git a/README.md b/README.md
index 59217fe..989af1a 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,6 @@
 # pfm
 
+[![Online documentation](https://img.shields.io/badge/docs-jrwb.de-blue.svg)](https://pkgdown.jrwb.de/pfm/)
 [![pfm status badge](https://jranke.r-universe.dev/badges/pfm)](https://jranke.r-universe.dev/ui/#package:pfm)
 [![Build Status](https://app.travis-ci.com/jranke/pfm.svg?token=Sq9VuYWyRz2FbBLxu6DK&branch=main)](https://app.travis-ci.com/jranke/pfm)
 [![codecov](https://codecov.io/github/jranke/pfm/branch/main/graphs/badge.svg)](https://codecov.io/github/jranke/pfm)