Add multiple admin improvements and bug fixes

- Email settings: Add separate sender display name field
- Rounds page: Drag-and-drop reordering with visible order numbers
- Round creation: Auto-assign projects to filtering rounds, auto-activate if voting started
- Round detail: Fix incorrect "voting period ended" message for draft rounds
- Projects page: Add delete option with confirmation dialog
- AI filtering: Add configurable batch size and parallel request settings
- Filtering results: Fix duplicate criteria display
- Add seed scripts for notification settings and MOPC onboarding form

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/app/(admin)/admin/projects/page.tsx

@@ -4,6 +4,7 @@ import { useState, useEffect, useCallback } from 'react'
 import Link from 'next/link'
 import { useSearchParams, usePathname } from 'next/navigation'
 import { trpc } from '@/lib/trpc/client'
+import { toast } from 'sonner'
 import {
   Card,
   CardContent,
@@ -27,8 +28,19 @@ import {
   DropdownMenu,
   DropdownMenuContent,
   DropdownMenuItem,
+  DropdownMenuSeparator,
   DropdownMenuTrigger,
 } from '@/components/ui/dropdown-menu'
+import {
+  AlertDialog,
+  AlertDialogAction,
+  AlertDialogCancel,
+  AlertDialogContent,
+  AlertDialogDescription,
+  AlertDialogFooter,
+  AlertDialogHeader,
+  AlertDialogTitle,
+} from '@/components/ui/alert-dialog'
 import {
   Plus,
   MoreHorizontal,
@@ -38,6 +50,8 @@ import {
   FileUp,
   Users,
   Search,
+  Trash2,
+  Loader2,
 } from 'lucide-react'
 import { truncate } from '@/lib/utils'
 import { ProjectLogo } from '@/components/shared/project-logo'
@@ -210,9 +224,30 @@ export default function ProjectsPage() {
     perPage: PER_PAGE,
   }
 
+  const utils = trpc.useUtils()
   const { data, isLoading } = trpc.project.list.useQuery(queryInput)
   const { data: filterOptions } = trpc.project.getFilterOptions.useQuery()
 
+  const [deleteDialogOpen, setDeleteDialogOpen] = useState(false)
+  const [projectToDelete, setProjectToDelete] = useState<{ id: string; title: string } | null>(null)
+
+  const deleteProject = trpc.project.delete.useMutation({
+    onSuccess: () => {
+      toast.success('Project deleted successfully')
+      utils.project.list.invalidate()
+      setDeleteDialogOpen(false)
+      setProjectToDelete(null)
+    },
+    onError: (error) => {
+      toast.error(error.message || 'Failed to delete project')
+    },
+  })
+
+  const handleDeleteClick = (project: { id: string; title: string }) => {
+    setProjectToDelete(project)
+    setDeleteDialogOpen(true)
+  }
+
   return (
     <div className="space-y-6">
       {/* Header */}
@@ -391,6 +426,17 @@ export default function ProjectsPage() {
                               Edit
                             </Link>
                           </DropdownMenuItem>
+                          <DropdownMenuSeparator />
+                          <DropdownMenuItem
+                            className="text-destructive focus:text-destructive"
+                            onClick={(e) => {
+                              e.stopPropagation()
+                              handleDeleteClick({ id: project.id, title: project.title })
+                            }}
+                          >
+                            <Trash2 className="mr-2 h-4 w-4" />
+                            Delete
+                          </DropdownMenuItem>
                         </DropdownMenuContent>
                       </DropdownMenu>
                     </TableCell>
@@ -459,6 +505,32 @@ export default function ProjectsPage() {
           />
         </>
       ) : null}
+
+      {/* Delete Confirmation Dialog */}
+      <AlertDialog open={deleteDialogOpen} onOpenChange={setDeleteDialogOpen}>
+        <AlertDialogContent>
+          <AlertDialogHeader>
+            <AlertDialogTitle>Delete Project</AlertDialogTitle>
+            <AlertDialogDescription>
+              Are you sure you want to delete &quot;{projectToDelete?.title}&quot;? This will
+              permanently remove the project, all its files, assignments, and evaluations.
+              This action cannot be undone.
+            </AlertDialogDescription>
+          </AlertDialogHeader>
+          <AlertDialogFooter>
+            <AlertDialogCancel>Cancel</AlertDialogCancel>
+            <AlertDialogAction
+              onClick={() => projectToDelete && deleteProject.mutate({ id: projectToDelete.id })}
+              className="bg-destructive text-destructive-foreground hover:bg-destructive/90"
+            >
+              {deleteProject.isPending ? (
+                <Loader2 className="mr-2 h-4 w-4 animate-spin" />
+              ) : null}
+              Delete
+            </AlertDialogAction>
+          </AlertDialogFooter>
+        </AlertDialogContent>
+      </AlertDialog>
     </div>
   )
 }