Add more docs (#122)

* Add more docs

* Update README.md

* Create config.example.json

README.md

@@ -1,3 +1,16 @@
 # queue-starter
 
 [![Main CI](https://github.com/violinist-dev/queue-starter/actions/workflows/main.yml/badge.svg)](https://github.com/violinist-dev/queue-starter/actions/workflows/main.yml)
+
+## Installation 
+
+- Clone the repository
+- Install dependencies with `npm install`.
+
+## Configuration
+
+Copy the file config.example.json to config.json.
+
+# License 
+
+MIT

config.example.json

@@ -0,0 +1,14 @@
+{
+  "token": "token",
+  "healthCheckUrl": "https://ping",
+  "hostname": "my-hostname",
+  "baseUrl": "https://violinist.io",
+  "canStartCloud": 0,
+  "accessKeyId": "id",
+  "runCloud": 0,
+  "secretAccessKey": "key",
+  "region": "eu-west-2",
+  "apiVersion": "latest",
+  "subnet": "subnet-abab",
+  "maxQueueLength": 30
+}