doc: add spec tutorial
@@ -21,6 +21,7 @@ provides.
- [Hello, Elektra in C](hello-elektra.md)
- [Integration of your C Application](application-integration.md)
+- [Writing a specification for your configuration](specification.md)
- [Plugins Introduction](plugins.md)
- [Storage Plugins](storage-plugins.md)
- [Compilation Variants of plugins](compilation-variants.md) (advanced topic)
