Add a build status badge

Like all cool kids are doing, these days.

diff --git a/README.md b/README.md
index 64aa178098774202b170e9a731f4466fb3fd0e70..eb7a135dcca5bf7ef1674740320f69683003d7bf 100644 (file)
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 GTK+ — The GTK toolkit
 ======================
 
+[![Build Status](https://gitlab.gnome.org/GNOME/gtk/badges/master/build.svg)](https://gitlab.gnome.org/GNOME/gtk/pipelines)
+
 General information
 -------------------