chore: use any Node.js version 12

Author: Maksym Mykhailenko

.nvmrc

@@ -1 +1 @@
-12.16.1
+12

README.md

@@ -26,7 +26,7 @@ Local setup should work good on **Linux** and **macOS**. But **Windows** is not
 ### Requirements
 
 * [docker-compose](https://docs.docker.com/compose/install/) - We use docker-compose for running dependencies locally.
-* Nodejs 12.16.1 - consider using [nvm](https://github.com/creationix/nvm) or equivalent to manage your node version
+* [Node.js](https://nodejs.org/) version 12 - consider using [nvm](https://github.com/creationix/nvm) or equivalent to manage your node version
 * Install [libpg](https://www.npmjs.com/package/pg-native)
 
 ### Steps to run locally