Refactor stores and types for improved data handling and schema definitions

- Consolidated player fetching logic in stores.ts to utilize dataRepo.
- Introduced teams fetching logic in stores.ts.
- Updated permissions structure in stores.ts for better clarity.
- Enhanced data schemas in data.ts with new ResponseUser and ResponseTeam schemas.
- Expanded event-related schemas in event.ts to include groups, relations, and event creation/update structures.
- Improved code formatting for consistency and readability across files.

src/components/moderator/pages/event/RefereesList.svelte

@@ -28,22 +28,16 @@
 
     const { event }: { event: ExtendedEvent } = $props();
 
-    let referees = $state(event.event.referees);
+    let referees = $state(event.referees);
 
     async function addReferee(value: string) {
-        referees = (
-            await $eventRepo.updateEvent(event.event.id.toString(), {
-                addReferee: [value],
-            })
-        ).referees;
+        await $eventRepo.updateReferees(event.event.id.toString(), [value]);
+        referees = await $eventRepo.listReferees(event.event.id.toString());
     }
 
     async function removeReferee(value: string) {
-        referees = (
-            await $eventRepo.updateEvent(event.event.id.toString(), {
-                removeReferee: [value],
-            })
-        ).referees;
+        await $eventRepo.deleteReferees(event.event.id.toString(), [value]);
+        referees = await $eventRepo.listReferees(event.event.id.toString());
     }
 
     let playerSearch = $state("");