opt.

opt: check `private key` size
opt: expand key list in default

lib/view/page/home.dart

@@ -10,7 +10,6 @@ import '../../data/model/app/dynamic_color.dart';
 import '../../data/model/app/navigation_item.dart';
 import '../../data/provider/server.dart';
 import '../../data/res/build_data.dart';
-import '../../data/res/color.dart';
 import '../../data/res/font_style.dart';
 import '../../data/res/icon.dart';
 import '../../data/res/tab.dart';
@@ -284,7 +283,7 @@ class _MyHomePageState extends State<MyHomePage>
         ConstrainedBox(
           constraints: const BoxConstraints(maxHeight: 53, maxWidth: 53),
           child: Container(
-            color: primaryColor,
+            color: Colors.white,
           ),
         ),
         ConstrainedBox(

lib/view/page/server/detail.dart

@@ -244,7 +244,6 @@ class _ServerDetailPageState extends State<ServerDetailPage>
   Widget _buildSwapView(ServerStatus ss) {
     if (ss.swap.total == 0) return const SizedBox();
     final used = ss.swap.used / ss.swap.total * 100;
-    final free = ss.swap.free / ss.swap.total * 100;
     final cached = ss.swap.cached / ss.swap.total * 100;
     return RoundRectCard(
       Padding(
@@ -264,13 +263,7 @@ class _ServerDetailPageState extends State<ServerDetailPage>
                         style: textSize13Grey)
                   ],
                 ),
-                Row(
-                  children: [
-                    _buildDetailPercent(free, 'free'),
-                    width13,
-                    _buildDetailPercent(cached, 'cached')
-                  ],
-                ),
+                _buildDetailPercent(cached, 'cached'),
               ],
             ),
             height13,

lib/view/page/server/edit.dart

@@ -205,6 +205,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
                         iconColor: primaryColor,
                         tilePadding: EdgeInsets.zero,
                         childrenPadding: EdgeInsets.zero,
+                        initiallyExpanded: true,
                         title: Text(
                           _s.choosePrivateKey,
                           style: const TextStyle(fontSize: 14),