feat(assignments): reshuffle dropped juror projects within caps

src/app/(admin)/admin/rounds/[roundId]/page.tsx

@@ -2358,6 +2358,7 @@ function RoundUnassignedQueue({ roundId, requiredReviews = 3 }: { roundId: strin
 // ── Jury Progress Table ──────────────────────────────────────────────────
 
 function JuryProgressTable({ roundId }: { roundId: string }) {
+  const utils = trpc.useUtils()
   const { data: workload, isLoading } = trpc.analytics.getJurorWorkload.useQuery(
     { roundId },
     { refetchInterval: 15_000 },
@@ -2370,6 +2371,21 @@ function JuryProgressTable({ roundId }: { roundId: string }) {
     onError: (err) => toast.error(err.message),
   })
 
+  const reshuffleMutation = trpc.assignment.reassignDroppedJuror.useMutation({
+    onSuccess: (data) => {
+      utils.assignment.listByStage.invalidate({ roundId })
+      utils.roundEngine.getProjectStates.invalidate({ roundId })
+      utils.analytics.getJurorWorkload.invalidate({ roundId })
+
+      if (data.failedCount > 0) {
+        toast.warning(`Reassigned ${data.movedCount} project(s). ${data.failedCount} could not be reassigned (all remaining jurors at cap/blocked).`)
+      } else {
+        toast.success(`Reassigned ${data.movedCount} project(s) evenly across available jurors.`)
+      }
+    },
+    onError: (err) => toast.error(err.message),
+  })
+
   return (
     <Card>
       <CardHeader>
@@ -2425,6 +2441,33 @@ function JuryProgressTable({ roundId }: { roundId: string }) {
                           <TooltipContent side="left"><p>Notify this juror of their assignments</p></TooltipContent>
                         </Tooltip>
                       </TooltipProvider>
+
+                      <TooltipProvider delayDuration={200}>
+                        <Tooltip>
+                          <TooltipTrigger asChild>
+                            <Button
+                              variant="ghost"
+                              size="icon"
+                              className="h-5 w-5 text-muted-foreground hover:text-destructive"
+                              disabled={reshuffleMutation.isPending}
+                              onClick={() => {
+                                const ok = window.confirm(
+                                  `Reassign all pending/draft projects from ${juror.name} to other jurors within their caps? This cannot be undone.`
+                                )
+                                if (!ok) return
+                                reshuffleMutation.mutate({ roundId, jurorId: juror.id })
+                              }}
+                            >
+                              {reshuffleMutation.isPending && reshuffleMutation.variables?.jurorId === juror.id ? (
+                                <Loader2 className="h-3 w-3 animate-spin" />
+                              ) : (
+                                <UserPlus className="h-3 w-3" />
+                              )}
+                            </Button>
+                          </TooltipTrigger>
+                          <TooltipContent side="left"><p>Drop juror + reshuffle pending projects</p></TooltipContent>
+                        </Tooltip>
+                      </TooltipProvider>
                     </div>
                   </div>
                   <div className="h-2 bg-muted rounded-full overflow-hidden">