chore: rebrand project to crank

docs/rust-design.md

@@ -343,35 +343,35 @@ where
 
 ## 11. Рекомендуемые `impl`-блоки по проекту
 
-### В `mcpaas-core`
+### В `crank-core`
 
 - маленькие `impl` на domain types;
 - status helpers;
 - derived metadata methods.
 
-### В `mcpaas-schema`
+### В `crank-schema`
 
 - schema validation;
 - field traversal;
 - shape helpers.
 
-### В `mcpaas-mapping`
+### В `crank-mapping`
 
 - JSONPath validation;
 - mapping rule helpers;
 - execution helpers.
 
-### В `mcpaas-proto`
+### В `crank-proto`
 
 - metadata conversion helpers;
 - descriptor lookup helpers.
 
-### В `mcpaas-registry`
+### В `crank-registry`
 
 - service methods, а не методы на доменных структурах;
 - repository implementations.
 
-### В `mcpaas-runtime`
+### В `crank-runtime`
 
 - orchestration services;
 - adapter dispatch;