README.md: add a REUSE badge

Closes #9004

diff --git a/README.md b/README.md
index 60d01b20dcff6dd12b06b8e7b5d0b2a626ac52f8..b4583c3abfc9ceded6c560cc4e88ce83ee8352fc 100644 (file)
--- a/README.md
+++ b/README.md
@@ -15,6 +15,7 @@ SPDX-License-Identifier: curl
 [![Sponsors on Open Collective](https://opencollective.com/curl/sponsors/badge.svg)](#sponsors)
 [![Language Grade: C/C++](https://img.shields.io/lgtm/grade/cpp/g/curl/curl.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/curl/curl/context:cpp)
 [![Fuzzing Status](https://oss-fuzz-build-logs.storage.googleapis.com/badges/curl.svg)](https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&can=1&q=proj:curl)
+[![REUSE status](https://api.reuse.software/badge/github.com/curl/curl)](https://api.reuse.software/info/github.com/curl/curl)
 
 Curl is a command-line tool for transferring data specified with URL
 syntax. Find out how to use curl by reading [the curl.1 man