More webapp changes+fixes

webapp/src/app/features/messages/message-detail/message-detail.component.ts

@@ -1,4 +1,4 @@
-import { Component, inject, signal, OnInit, computed } from '@angular/core';
+import { Component, inject, signal, OnInit, computed, effect } from '@angular/core';
 import { CommonModule, DatePipe } from '@angular/common';
 import { ActivatedRoute, Router, RouterLink } from '@angular/router';
 import { NzCardModule } from 'ng-zorro-antd/card';
@@ -66,6 +66,15 @@ export class MessageDetailComponent implements OnInit {
 
   showDeliveries = computed(() => this.expertMode() && this.isChannelOwner());
 
+  constructor() {
+    // Watch for expert mode changes and load deliveries when it becomes visible
+    effect(() => {
+      if (this.showDeliveries() && this.message() && this.deliveries().length === 0 && !this.loadingDeliveries()) {
+        this.loadDeliveries(this.message()!.message_id);
+      }
+    });
+  }
+
   ngOnInit(): void {
     const messageId = this.route.snapshot.paramMap.get('id');
     if (messageId) {