Merge pull request #1215 from tisnik/index-file-update

Index file update

Author: tisnik

docs/index.md

@@ -35,6 +35,11 @@ Lightspeed Core Stack (LCS) is an AI powered assistant that provides answers to
 
 
 
+## Info for developers
+
+[Contributing guide](https://lightspeed-core.github.io/lightspeed-stack/CONTRIBUTING.html)
+
+
 ## API
 
 [OpenAPI specification](https://lightspeed-core.github.io/lightspeed-stack/openapi.html)