Add note about project status

README.md

@@ -1,11 +1,17 @@
 # SyncMaster UI
 
+[![Project Status: WIP – Initial development is in progress, but there has not yet been a stable, usable release suitable for the public.](https://www.repostatus.org/badges/latest/wip.svg)](https://www.repostatus.org/#wip)
+
 This interface is designed to work with the SyncMaster service.
 This interface contains 4 menu sections: Transfers, Connections, Queues, Groups.
 
+**Note**: service is under active development, and is not ready to use.
+
+## Development
+
 To explore the source code, start with [src/App.tsx](https://github.com/MobileTeleSystems/syncmaster-ui/blob/develop/src/App.tsx).
 
-# How to run
+### How to run
 
 After having cloned the SyncMaster repository, run the following commands at the root directory:
 
@@ -18,22 +24,22 @@ After having cloned the SyncMaster repository, run the following commands at the
 
 These commands will install dependencies and launch the dev server, by going to localhost:3000 you can go to the Syncmaster UI interface.
 
-# How to format code
+### How to format code
 
 Run the following command at the root directory:
 
 ```sh
     npm run prettier-format
 ```
 
-# How to run linters
+### How to run linters
 
 Run the following command at the root directory:
 
 ```sh
     npx eslint --fix
 ```
 
-# Install pre-commit hooks
+### Install pre-commit hooks
 
 Follow the instructions [here](https://prettier.io/docs/en/install).