feat & fix

- support openwrt
- save server info failed if connect error
- support ssh 'none' auth

lib/view/page/server/detail.dart

@@ -155,6 +155,7 @@ class _ServerDetailPageState extends State<ServerDetailPage>
   }
 
   Widget _buildProgress(double percent) {
+    if (percent > 100) percent = 100;
     final pColor = primaryColor;
     final percentWithinOne = percent / 100;
     return LinearProgressIndicator(
@@ -186,7 +187,7 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     final pColor = primaryColor;
     final used = ss.memory.used / ss.memory.total;
     final width = _media.size.width - 17 * 2 - 17 * 2;
-    const mb = 1024 * 1024;
+    const mb = 1024;
     return RoundRectCard(Padding(
       padding: roundRectCardPadding,
       child: SizedBox(
@@ -329,8 +330,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
             Icons.device_hub,
             size: 17,
           ),
+          Icon(Icons.arrow_downward, size: 17),
           Icon(Icons.arrow_upward, size: 17),
-          Icon(Icons.arrow_downward, size: 17)
         ],
       ),
     );

lib/view/page/server/edit.dart

@@ -190,14 +190,28 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
       ),
       floatingActionButton: FloatingActionButton(
         child: const Icon(Icons.send),
-        onPressed: () {
+        onPressed: () async {
           if (ipController.text == '') {
             showSnackBar(context, Text(s.plzEnterHost));
             return;
           }
           if (!usePublicKey && passwordController.text == '') {
-            showSnackBar(context, Text(s.plzEnterPwd));
-            return;
+            final cancel = await showRoundDialog<bool>(
+                context,
+                s.attention,
+                Text(s.sureNoPwd),
+                [
+                  TextButton(
+                      onPressed: () => Navigator.of(context).pop(false),
+                      child: Text(s.ok)),
+                  TextButton(
+                      onPressed: () => Navigator.of(context).pop(true),
+                      child: Text(s.cancel))
+                ],
+                barrierDismiss: false);
+            if (cancel ?? true) {
+              return;
+            }
           }
           if (usePublicKey && _pubKeyIndex == -1) {
             showSnackBar(context, Text(s.plzSelectKey));