ADD: Build instructions

Author: MarByteBeep

README.md

@@ -1,2 +1,44 @@
 # StageLinq
 NodeJS implementation of the Denon StageLinq protocol
+
+## About
+
+This is a WIP demo that tries to find a Denon Stagelinq device (e.g., Prime4, Prime2 and Prime Go) on the local network, connects with it and outputs all input a user makes.
+
+## Prerequisites
+
+Ensure typescript is installed, if not run the following
+
+```bash
+npm install -g typescript
+```
+
+## Install NPM Modules
+
+To fetch all required NPM modules, run the following command from the terminal
+
+```bash
+npm install
+```
+
+## Build & Run
+
+### Visual Studio Code
+
+* Load `stagelinq.code-workspace` in VS Code
+* Run `launch` from the debug tab
+
+### Command line Build
+
+```bash
+tsc --build tsconfig.json
+```
+
+### Command line Run
+
+```bash
+node ./dist/main.js
+```
+
+
+