Refactor management UX and move workspace status to toasts

RpgRoller/Components/Pages/Workspace.razor

@@ -60,11 +60,6 @@
             </div>
         </header>
 
-        @if (!string.IsNullOrWhiteSpace(StatusMessage))
-        {
-            <p class="status-message @(StatusIsError ? "error" : "success")">@StatusMessage</p>
-        }
-
         @if (IsPlayScreen)
         {
             <main class="play-screen @(MobilePanel == "log" ? "mobile-log" : "mobile-character")">
@@ -114,7 +109,6 @@
             <CampaignManagementPanel
                 Campaigns="Campaigns"
                 SelectedCampaignId="SelectedCampaignId"
-                SelectedCampaignName="SelectedCampaignName"
                 SelectedCampaign="SelectedCampaign"
                 Rulesets="Rulesets"
                 IsMutating="IsMutating"
@@ -126,6 +120,18 @@
                 EditCharacterRequested="OpenEditCharacterModal"/>
         }
     </div>
+
+    @if (Toasts.Count > 0)
+    {
+        <div class="toast-stack" aria-live="polite" aria-atomic="false">
+            @foreach (var toast in Toasts)
+            {
+                <div class="toast @(toast.IsError ? "error" : "success")" role="status">
+                    <p>@toast.Message</p>
+                </div>
+            }
+        </div>
+    }
 </div>
 
 <CharacterFormModal