Add structures to functions in ru (#2650)

* Fix orphan translation

* Add control-structures.md in russian

* Add domain-modeling-intro.md in russian

* Add domain-modeling-tools.md in russian

* Add domain-modeling-oop.md in russian

* Add domain-modeling-fp.md in russian

* Add methods-intro.md in russian

* Add methods-most.md in russian

* Add methods-main-methods.md in russian

* Add fun-anonymous-functions.md in russian

* Add fun-function-variables.md in russian

* Add fun-eta-expansion.md in russian

* Add fun-hofs.md in russian

* Add fun-write-map-function.md in russian

* Add fun-summary.md in russian

Author: artemkorsakov

_overviews/scala3-book/control-structures.md

@@ -2,7 +2,7 @@
 title: Control Structures
 type: chapter
 description: This page provides an introduction to Scala's control structures, including if/then/else, 'for' loops, 'for' expressions, 'match' expressions, try/catch/finally, and 'while' loops.
-languages: [zh-cn]
+languages: [ru, zh-cn]
 num: 18
 previous-page: first-look-at-types
 next-page: domain-modeling-intro

_overviews/scala3-book/domain-modeling-fp.md

@@ -2,7 +2,7 @@
 title: FP Modeling
 type: section
 description: This chapter provides an introduction to FP domain modeling with Scala 3.
-languages: [zh-cn]
+languages: [ru, zh-cn]
 num: 22
 previous-page: domain-modeling-oop
 next-page: methods-intro