New translations translations.md (Russian)

src/pages/ru/contribute/translations.md

@@ -0,0 +1,15 @@
+---
+title: How to contribute with translations
+description: Want to help tranlating these docs to your local language?.
+---
+
+## Help with translations
+
+Translations are managed with Crowin.  
+Anybody can colaborate and no technichal skills are required, as it's all done on the browser.
+
+To help with translation please go to [this page](https://crowdin.com/project/docsstacksco), click any language and start translating.
+
+All help is appreciated.
+
+-> Please don't add any translations to the Github repository, as the translated pages get rewritten from Crowin. Translations need to be added on Crowin intead.