Add Readme

Author: swissmanu

README.md

@@ -0,0 +1,26 @@
+
+
+# 🤹‍♂️ Playground: RxJS Debugging for Visual Studio Code
+
+> This repository contains a playground to explore the debugging capabilities of the [RxJS Debugging for Visual Studio Code](https://github.com/swissmanu/rxjs-debugging-for-vscode) extension.
+
+## Usage
+
+### Github Codespaces
+
+You can use a [Github Codespace](https://github.com/features/codespaces) to explore the extensions functionality without any modification to your local development system as illustrated in the following screencast:
+
+![Playground with Codespaces](./docs/codespaces.gif)
+
+### Local Setup
+
+- Clone this repository.
+- Install dependencies using `yarn` or `npm`, depending on your flavor.
+- Open the cloned repository with Visual Studio Code.
+- Code will automatically recommend to install the "RxJS Debugging for Visual Studio Code" extension: Confirm this prompt.
+- Open `observable.ts` in the repositories root directory.
+- Enable [operator log points](https://github.com/swissmanu/rxjs-debugging-for-vscode#operator-log-points).
+- Run the playground using the "Launch Program" launch configuration: This executes the playground with NodeJS.
+
+
+