API/REST-API.md

-[TOC]
+[[_TOC_]]
 
 ## New Challenge
 
+> With this endpoint user can create a new challenge room. After game room has been successfully created, user is granted title `GAMEMASTER` and receives the challenge room joining `challengeRoomCode` and a `JWT TOKEN`. With this token the `GAMEMASTER` can be identified and it prevents other users from disguising as the `GAMEMASTER`.
+| Method | Route | Content type | Authentication |
+|--------|-------|--------------|----------------|
+| POST | /challenge/new | `application/json` | No |
+
+<details>
+<summary><b>Required Body</b></summary>
+```json
+{
+      challengeName: roomName,
+      challengeDuration: time,
+      challengeStartDelay: delay,
+  challengeTasks: challenges,
+    }
+```
+</details>
+
+---
+
 ## Join Challenge
 
 ## Exit Challenge