docs: review maind readme

README.md

@@ -11,7 +11,7 @@ yarn husky init
 
 ## [Backstage](https://backstage.io)
 
-This is your newly scaffolded Backstage App, Good Luck!
+Repo is based on Bacstage from scaffolder, that is upgraded time to time to the newest Backstage version and core packages.
 
 To start the app, run:
 
@@ -26,7 +26,12 @@ We want to keep each package in dedicated folder under `./plugins`. Additionaly
 
 1. type `yarn new` and follow wizard
 2. move newly created plugin to dedicated plugin folder (existing or create new one)
-3. TODO
+
+## Plugins
+
+All plugins and its related documentation, code and changelog might be found under [/plugins](./plugins/README.md) directory. Please explore.
+
+Plugins are published to [https://registry.npmjs.org](https://registry.npmjs.org) in `@allegro` scope.
 
 ## License
 
@@ -36,7 +41,7 @@ Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
 
-    http://www.apache.org/licenses/LICENSE-2.0
+http://www.apache.org/licenses/LICENSE-2.0
 
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,