API-10: Adding PartyPlaner register endpoint (#3)

- Also various other improvements

Co-authored-by: Patrick Müller <patrick@mueller-patrick.tech>
Reviewed-on: #3
Co-authored-by: Patrick Müller <patrick@plutodev.de>
Co-committed-by: Patrick Müller <patrick@plutodev.de>

src/models/partyplaner/PartyPlaner.router.ts

@@ -2,7 +2,8 @@
  * Required External Modules and Interfaces
  */
 import express, {Request, Response} from 'express';
-import {dataRouter} from "./data/Data.router";
+import {dataRouter} from './data/Data.router';
+import {registerRouter} from './register/Register.router';
 
 /**
  * Router Definition
@@ -11,12 +12,13 @@ export const partyPlanerRouter = express.Router();
 
 // Sub-Endpoints
 partyPlanerRouter.use('/data', dataRouter);
+partyPlanerRouter.use('/register', registerRouter);
 
 partyPlanerRouter.get('/', async (req: Request, res: Response) => {
     try {
-        res.status(200).send(`Pluto Development PartyPlaner API Endpoint V2`);
+        res.status(200).send('Pluto Development PartyPlaner API Endpoint V2');
     } catch (e) {
         console.log('Error handling a request: ' + e.message);
-        res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
+        res.status(500).send({'message': 'Internal Server Error. Try again later.'});
     }
 })