Add link for contracts in the overview of the docs

leganz · leganz · commit 7aaf8bef8222 · 2020-06-29T23:45:56.000+02:00
diff --git a/docs/overview.md b/docs/overview.md
@@ -74,4 +74,5 @@ Not implemented yet
 Not implemented yet
 
 ## Advanced topics
-- [PHP Bundlers](advanced/bundlers.md)
+- [PHP Bundlers](advanced/bundlers.md)
+- [PHP Contracts](advanced/contracts.md)
