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/server/routers/specialAward.ts

@@ -4,8 +4,10 @@ import { Prisma } from '@prisma/client'
 import { router, protectedProcedure, adminProcedure } from '../trpc'
 import { logAudit } from '../utils/audit'
 import { processEligibilityJob } from '../services/award-eligibility-job'
-import { sendStyledNotificationEmail, getAwardSelectionNotificationTemplate } from '@/lib/email'
+import { getAwardSelectionNotificationTemplate } from '@/lib/email'
 import { generateInviteToken, getInviteExpiryMs } from '@/server/utils/invite'
+import { sendBatchNotifications } from '../services/notification-sender'
+import type { NotificationItem } from '../services/notification-sender'
 import type { PrismaClient } from '@prisma/client'
 
 /**
@@ -1270,8 +1272,18 @@ export const specialAwardRouter = router({
       })
 
       // Get eligible projects that haven't been notified yet
+      // Exclude projects that have been rejected at any stage
       const eligibilities = await ctx.prisma.awardEligibility.findMany({
-        where: { awardId: input.awardId, eligible: true, notifiedAt: null },
+        where: {
+          awardId: input.awardId,
+          eligible: true,
+          notifiedAt: null,
+          project: {
+            projectRoundStates: {
+              none: { state: 'REJECTED' },
+            },
+          },
+        },
         select: {
           id: true,
           projectId: true,
@@ -1324,12 +1336,12 @@ export const specialAwardRouter = router({
         })
       }
 
-      // Send emails
-      let emailsSent = 0
-      let emailsFailed = 0
+      // Build notification items — track which eligibility each email belongs to
+      const items: NotificationItem[] = []
+      const eligibilityEmailMap = new Map<string, Set<string>>() // eligibilityId → Set<email>
 
       for (const e of eligibilities) {
-        const recipients: Array<{ id: string; email: string; name: string | null; passwordHash: string | null }> = []
+        const recipients: Array<{ id: string; email: string; name: string | null }> = []
         if (e.project.submittedBy) recipients.push(e.project.submittedBy)
         for (const tm of e.project.teamMembers) {
           if (!recipients.some((r) => r.id === tm.user.id)) {
@@ -1337,39 +1349,46 @@ export const specialAwardRouter = router({
           }
         }
 
+        const emails = new Set<string>()
         for (const recipient of recipients) {
           const token = tokenMap.get(recipient.id)
           const accountUrl = token ? `/accept-invite?token=${token}` : undefined
+          emails.add(recipient.email)
 
-          try {
-            await sendStyledNotificationEmail(
-              recipient.email,
-              recipient.name || '',
-              'AWARD_SELECTION_NOTIFICATION',
-              {
-                title: `Under consideration for ${award.name}`,
-                message: input.customMessage || '',
-                metadata: {
-                  projectName: e.project.title,
-                  awardName: award.name,
-                  customMessage: input.customMessage,
-                  accountUrl,
-                },
+          items.push({
+            email: recipient.email,
+            name: recipient.name || '',
+            type: 'AWARD_SELECTION_NOTIFICATION',
+            context: {
+              title: `Under consideration for ${award.name}`,
+              message: input.customMessage || '',
+              metadata: {
+                projectName: e.project.title,
+                awardName: award.name,
+                customMessage: input.customMessage,
+                accountUrl,
               },
-            )
-            emailsSent++
-          } catch (err) {
-            console.error(`[award-notify] Failed to email ${recipient.email}:`, err)
-            emailsFailed++
-          }
+            },
+            projectId: e.projectId,
+            userId: recipient.id,
+          })
         }
+        eligibilityEmailMap.set(e.id, emails)
       }
 
-      // Stamp notifiedAt on all processed eligibilities to prevent re-notification
-      const notifiedIds = eligibilities.map((e) => e.id)
-      if (notifiedIds.length > 0) {
+      const result = await sendBatchNotifications(items)
+
+      // Determine which eligibilities had zero failures
+      const failedEmails = new Set(result.errors.map((e) => e.email))
+      const successfulEligibilityIds: string[] = []
+      for (const [eligId, emails] of eligibilityEmailMap) {
+        const hasFailure = [...emails].some((email) => failedEmails.has(email))
+        if (!hasFailure) successfulEligibilityIds.push(eligId)
+      }
+
+      if (successfulEligibilityIds.length > 0) {
         await ctx.prisma.awardEligibility.updateMany({
-          where: { id: { in: notifiedIds } },
+          where: { id: { in: successfulEligibilityIds } },
           data: { notifiedAt: new Date() },
         })
       }
@@ -1383,14 +1402,15 @@ export const specialAwardRouter = router({
         detailsJson: {
           action: 'NOTIFY_ELIGIBLE_PROJECTS',
           eligibleCount: eligibilities.length,
-          emailsSent,
-          emailsFailed,
+          emailsSent: result.sent,
+          emailsFailed: result.failed,
+          failedRecipients: result.errors.length > 0 ? result.errors.map((e) => e.email) : undefined,
         },
         ipAddress: ctx.ip,
         userAgent: ctx.userAgent,
       })
 
-      return { notified: eligibilities.length, emailsSent, emailsFailed }
+      return { notified: successfulEligibilityIds.length, emailsSent: result.sent, emailsFailed: result.failed }
     }),
 
   /**