add link to reuse

- AUT-1756

README.md

@@ -97,6 +97,8 @@ Always keep in your mind and heart the codex of SAP standards.
 
 See the LICENSE file.
 
+[Reuse](https://api.reuse.software/info/github.com/emartech/gap-secret-editor)
+
 ---
 
 This project was generated with [electron-vue](https://github.com/SimulatedGREG/electron-vue)@[45a3e22](https://github.com/SimulatedGREG/electron-vue/tree/45a3e224e7bb8fc71909021ccfdcfec0f461f634) using [vue-cli](https://github.com/vuejs/vue-cli). Documentation about the original structure can be found [here](https://simulatedgreg.gitbooks.io/electron-vue/content/index.html).