add delete to admin panel

src/app/admin/teams/Teams.svelte

@@ -1,7 +1,8 @@
 <script lang="ts">
-  import { addTeam, teams } from '@app/admin/teams/teams.ts';
+  import { addTeam, deleteTeam, type Team, teams } from '@app/admin/teams/teams.ts';
   import DataTable from '@components/admin/table/DataTable.svelte';
   import CrudPopup from '@components/admin/popup/CrudPopup.svelte';
+  import { confirmPopupState } from '@components/popup/ConfirmPopup.ts';
 
   // state
   let editPopupTeam = $state(null);
@@ -11,6 +12,15 @@
   $effect(() => {
     if (!editPopupOpen) editPopupTeam = null;
   });
+
+  // callback
+  function onTeamDelete(team: Team) {
+    $confirmPopupState = {
+      title: 'Team löschen?',
+      message: 'Soll das Team wirklich gelöscht werden?',
+      onConfirm: () => deleteTeam(team)
+    };
+  }
 </script>
 
 {#snippet color(value: string)}
@@ -27,6 +37,7 @@
     { key: 'memberTwo.username', label: 'Spieler 2', width: 30 }
   ]}
   onEdit={(team) => (editPopupTeam = team)}
+  onDelete={onTeamDelete}
 />
 
 <CrudPopup