Add routes for organisations

+ FIX: Change eventId type

src/Routes/organisation.routes.ts

@@ -0,0 +1,23 @@
+import express from "express";
+import eventRouter from "./event.routes";
+import {
+  createOrganisation,
+  getAllOrganisations,
+  getAllOrganisationsWithParam,
+  getOrganisation,
+} from "../Controllers/organisation.controller";
+import { requireAuthentication } from "../Middleware/auth/auth";
+
+const router = express.Router();
+
+router.get("/", getAllOrganisations);
+router.get("/:pid", getOrganisation);
+
+eventRouter.get("/:eventPid/organisations", getAllOrganisationsWithParam);
+eventRouter.post<"/:eventPid/organisations", { eventPid: string }>(
+  "/:eventPid/organisations",
+  requireAuthentication,
+  createOrganisation
+);
+
+export default router;