server connect: max try 7 times

lib/view/page/home.dart

@@ -174,7 +174,7 @@ class _MyHomePageState extends State<MyHomePage>
             onPressed: () => showRoundDialog(
               context,
               _versionStr,
-              const Text('${BuildData.buildAt}\n\n${BuildData.engine}'),
+              const Text(BuildData.buildAt),
               [],
             ),
             child: Text(

lib/view/page/server/detail.dart

@@ -1,8 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+
 import '../../../core/extension/numx.dart';
 import '../../../data/model/server/dist.dart';
-
 import '../../../data/model/server/net_speed.dart';
 import '../../../data/model/server/server.dart';
 import '../../../data/model/server/server_status.dart';

lib/view/page/server/tab.dart

@@ -162,7 +162,7 @@ class _ServerPageState extends State<ServerPage>
                       ? GestureDetector(
                           onTap: () => showRoundDialog(
                               context, _s.error, Text(ss.failedInfo ?? ''), []),
-                          child: Text(_s.clickSee, style: style))
+                          child: Text(_s.clickSee, style: style, textScaleFactor: 1.0,))
                       : Text(topRightStr, style: style, textScaleFactor: 1.0),
                   const SizedBox(width: 9),
                   _buildSSHBtn(spi),

lib/view/page/ssh.dart

@@ -27,7 +27,7 @@ class SSHPage extends StatefulWidget {
 
 class _SSHPageState extends State<SSHPage> {
   late final terminal = Terminal(inputHandler: keyboard);
-  late final SSHClient client;
+  SSHClient? client;
   final keyboard = locator<VirtualKeyboard>();
   late MediaQueryData _media;
   final _virtualKeyboardHeight = 57.0;
@@ -49,7 +49,7 @@ class _SSHPageState extends State<SSHPage> {
 
   @override
   void dispose() {
-    client.close();
+    client?.close();
     super.dispose();
   }
 
@@ -59,7 +59,7 @@ class _SSHPageState extends State<SSHPage> {
     client = await genClient(widget.spi);
     terminal.write('Connected\r\n');
 
-    final session = await client.shell(
+    final session = await client!.shell(
       pty: SSHPtyConfig(
         width: terminal.viewWidth,
         height: terminal.viewHeight,