[성현모] DB 예외처리 추가, UI 사이즈 조정

Projects/WebClient/Web.Tra/Components/Dialog/Loading.razor

@@ -0,0 +1,22 @@
+@page "/loading/{Message?}"
+
+<div style="text-align: center;">
+    <div class="lds-ring">
+        <div></div>
+        <div></div>
+        <div></div>
+        <div></div>
+    </div>
+    <div class="message">
+        @Message
+    </div>
+</div>
+@code {
+    [Parameter]
+    public string? Message { get; set; }
+
+    protected override void OnParametersSet()
+    {
+
+    }
+}