switch CI badge to github actions

diff --git a/README.md b/README.md
index 7a75fe9371f84b9df162420578e348c3fe0e80ab..80bbfbde3a550ac8d3ebab439604f05807e8f068 100644 (file)
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/osm-search/Nominatim.svg?branch=master)](https://travis-ci.org/osm-search/Nominatim)
+[![Build Status](https://github.com/osm-search/Nominatim/workflows/CI%20Tests/badge.svg)](https://github.com/osm-search/Nominatim/actions?query=workflow%3A%22CI+Tests%22)
 
 Nominatim
 =========