ui(density): truncation sweep — Abbreviate + title on unbounded backend/free text (§1d Task 1)

src/Server/ZB.MOM.WW.OtOpcUa.AdminUI/Components/Shared/Drivers/Pickers/SqlAddressPickerBody.razor

@@ -155,11 +155,9 @@ else
             <span class="chip chip-ok">Browser open</span>
             <button type="button" class="btn btn-outline-secondary btn-sm" @onclick="CloseBrowseAsync">Close</button>
         }
+        @* Same open-error chip the five sibling pickers use: abbreviated inline, full text on title. *@
+        @if (_openError is not null) { <span class="chip chip-bad" title="@_openError">@DisplayText.Abbreviate(_openError, 60)</span> }
     </div>
-    @if (_openError is not null)
-    {
-        <div class="text-danger small mt-2">@_openError</div>
-    }
 
     @if (_token != Guid.Empty)
     {
@@ -207,7 +205,7 @@ else
 
 <div class="mt-3">
     <span class="text-muted small">TagConfig:</span>
-    <code class="mono ms-2">@(_built.Length == 0 ? "—" : _built)</code>
+    <code class="mono ms-2" title="@_built">@DisplayText.Abbreviate(_built, 64)</code>
 </div>
 
 @code {