feat: admin UX improvements — notify buttons, eval config, round finalization

Custom body support for advancement/rejection notification emails, evaluation
config toggle fix, user actions improvements, round finalization with reorder
support, project detail page enhancements, award pool duplicate prevention.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/components/admin/rounds/config/evaluation-config.tsx

@@ -26,7 +26,7 @@ export function EvaluationConfig({ config, onChange }: EvaluationConfigProps) {
   }
 
   const visConfig = (config.applicantVisibility as {
-    enabled?: boolean; showGlobalScore?: boolean; showCriterionScores?: boolean; showFeedbackText?: boolean
+    enabled?: boolean; showGlobalScore?: boolean; showCriterionScores?: boolean; showFeedbackText?: boolean; hideFromRejected?: boolean
   }) ?? {}
 
   const updateVisibility = (key: string, value: unknown) => {
@@ -293,6 +293,18 @@ export function EvaluationConfig({ config, onChange }: EvaluationConfigProps) {
                 />
               </div>
 
+              <div className="flex items-center justify-between">
+                <div>
+                  <Label htmlFor="hideFromRejected">Hide from Rejected Applicants</Label>
+                  <p className="text-xs text-muted-foreground">Applicants whose project was rejected will not see evaluations from this round</p>
+                </div>
+                <Switch
+                  id="hideFromRejected"
+                  checked={visConfig.hideFromRejected ?? false}
+                  onCheckedChange={(v) => updateVisibility('hideFromRejected', v)}
+                />
+              </div>
+
               <p className="text-xs text-muted-foreground bg-muted/50 p-2 rounded">
                 Evaluations are only visible to applicants after this round closes.
               </p>