Update README.md

Author: kseniafedoruk

README.md

@@ -13,9 +13,9 @@ ONLYOFFICE DocSpace is a document hub where you can connect users and documents
 
 ## Technology stack
 
-Backend: С# 9.0, .NET 5.0/.NET Core/ASP.NET Core/MySQL 8.0/Kafka/ElasticSearch
+Backend: С# 11.0, .NET 7.0/.NET Core/ASP.NET Core/MySQL 8.0/Kafka/ElasticSearch
 
-Frontend: ES6, CSS/SAAS, React, Mobx, Styled-Components, i18next, Webpack 4/5
+Frontend: ES6, TypeScript, React, Mobx, Styled-Components, CSS/SAAS, i18next, Webpack 5
 
 ## Licensing 
 
@@ -29,4 +29,4 @@ Code repository: [https://github.com/ONLYOFFICE/DocSpace](https://github.com/ONL
 
 ## User feedback and support
 
-If you face any issues or have questions about ONLYOFFICE DocSpace, use the Issues section in this repository or visit our [official forum](https://forum.onlyoffice.com/).
+If you face any issues or have questions about ONLYOFFICE DocSpace, use the Issues section in this repository or visit our [official forum](https://forum.onlyoffice.com/).