feat: adopt ReconnectModal from design-blazor, delete local copy

TECHNICAL.md

@@ -166,7 +166,7 @@ routable pages are discovered.
 |---|---|
 | `Layout/MainLayout` | Radzen layout: header (profile menu + logout), sidebar (brand, `NavMenu`, copyright), body |
 | `Layout/NavMenu` | Setup-gated menu: authenticated **Account** submenu; **Administrator** section with an injectable admin slot + Users / Roles / User Cleanup |
-| `Layout/EmptyLayout`, `Layout/ReconnectModal` | Bare layout for setup/errors; Blazor reconnect UI |
+| `Layout/EmptyLayout` | Bare layout for setup/errors |
 | `Pages/Home` | Dashboard landing (`/dashboard`) |
 | `Pages/Setup` | First-run setup page |
 | `Administration/Pages/EmailSettingsPage` | Admin-only email settings editor (`/Administration/EmailSettings`, from 1.1.0; §5) |

src/AndreGoepel.AppFoundation/Resources/AppFoundationStrings.de.resx

@@ -63,21 +63,6 @@
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
 
-  <!-- ReconnectModal -->
-  <data name="Reconnect.Rejoining" xml:space="preserve"><value><![CDATA[Verbindung zum Server wird wiederhergestellt …]]></value></data>
-  <data name="Reconnect.RejoinFailedPrefix" xml:space="preserve">
-    <value><![CDATA[Wiederverbinden fehlgeschlagen … neuer Versuch in]]></value>
-    <comment>Gefolgt von einem live aktualisierten Sekunden-Countdown, dann RejoinFailedSuffix.</comment>
-  </data>
-  <data name="Reconnect.RejoinFailedSuffix" xml:space="preserve"><value><![CDATA[Sekunden.]]></value></data>
-  <data name="Reconnect.FailedLine1" xml:space="preserve"><value><![CDATA[Wiederverbinden nicht möglich.]]></value></data>
-  <data name="Reconnect.FailedLine2" xml:space="preserve"><value><![CDATA[Bitte erneut versuchen oder die Seite neu laden.]]></value></data>
-  <data name="Reconnect.Retry" xml:space="preserve"><value><![CDATA[Erneut versuchen]]></value></data>
-  <data name="Reconnect.Paused" xml:space="preserve"><value><![CDATA[Die Sitzung wurde vom Server pausiert.]]></value></data>
-  <data name="Reconnect.ResumeFailedLine1" xml:space="preserve"><value><![CDATA[Sitzung konnte nicht fortgesetzt werden.]]></value></data>
-  <data name="Reconnect.ResumeFailedLine2" xml:space="preserve"><value><![CDATA[Bitte die Seite neu laden.]]></value></data>
-  <data name="Reconnect.Resume" xml:space="preserve"><value><![CDATA[Fortsetzen]]></value></data>
-
   <!-- MainLayout -->
   <data name="Shell.Profile" xml:space="preserve"><value><![CDATA[Profil]]></value></data>
   <data name="Shell.LogOut" xml:space="preserve"><value><![CDATA[Abmelden]]></value></data>

src/AndreGoepel.AppFoundation/Resources/AppFoundationStrings.resx

@@ -64,21 +64,6 @@
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
 
-  <!-- ReconnectModal (framework reconnect UI) -->
-  <data name="Reconnect.Rejoining" xml:space="preserve"><value><![CDATA[Rejoining the server...]]></value></data>
-  <data name="Reconnect.RejoinFailedPrefix" xml:space="preserve">
-    <value><![CDATA[Rejoin failed... trying again in]]></value>
-    <comment>Followed by a live seconds-remaining counter, then RejoinFailedSuffix.</comment>
-  </data>
-  <data name="Reconnect.RejoinFailedSuffix" xml:space="preserve"><value><![CDATA[seconds.]]></value></data>
-  <data name="Reconnect.FailedLine1" xml:space="preserve"><value><![CDATA[Failed to rejoin.]]></value></data>
-  <data name="Reconnect.FailedLine2" xml:space="preserve"><value><![CDATA[Please retry or reload the page.]]></value></data>
-  <data name="Reconnect.Retry" xml:space="preserve"><value><![CDATA[Retry]]></value></data>
-  <data name="Reconnect.Paused" xml:space="preserve"><value><![CDATA[The session has been paused by the server.]]></value></data>
-  <data name="Reconnect.ResumeFailedLine1" xml:space="preserve"><value><![CDATA[Failed to resume the session.]]></value></data>
-  <data name="Reconnect.ResumeFailedLine2" xml:space="preserve"><value><![CDATA[Please reload the page.]]></value></data>
-  <data name="Reconnect.Resume" xml:space="preserve"><value><![CDATA[Resume]]></value></data>
-
   <!-- MainLayout -->
   <data name="Shell.Profile" xml:space="preserve"><value><![CDATA[Profile]]></value></data>
   <data name="Shell.LogOut" xml:space="preserve"><value><![CDATA[Log out]]></value></data>