chore: extend readme

README.md

@@ -12,3 +12,22 @@
 - VSCode config to kickstart all the linters and prettiers using `formatOnSave` 🤤
 - Winston powered logging. Formatted and colored for devs, forced JSON for machines 😏
 - Strictly typed handcrafted config service 👽
+
+## Getting Started
+
+Make sure you have [asdf](https://asdf-vm.com/guide/getting-started.html) installed along with [asdf-nodejs plugin](https://github.com/asdf-vm/asdf-nodejs/) before you get started
+
+After checking out the repository execute the following command
+
+```sh
+$ asdf install
+```
+
+Check currently installed NodeJS version. It should match the one specified in `.tool-versions` file:
+
+```sh
+$ node -v
+> v20.11.0
+```
+
+And that's it! You are good to go 🎆