fix(#39): show Device Info directly, drop collapse + redundant second tap

lib/screens/settings_screen.dart

@@ -43,7 +43,6 @@ class SettingsScreen extends StatefulWidget {
 
 class _SettingsScreenState extends State<SettingsScreen> {
   bool _showBatteryVoltage = false;
-  bool _deviceInfoExpanded = false;
   String _appVersion = '';
 
   @override
@@ -340,50 +339,12 @@ class _SettingsScreenState extends State<SettingsScreen> {
     final l10n = context.l10n;
 
     return Card(
-      child: Column(
-        crossAxisAlignment: CrossAxisAlignment.start,
-        children: [
-          InkWell(
-            borderRadius: BorderRadius.circular(12),
-            onTap: () {
-              setState(() {
-                _deviceInfoExpanded = !_deviceInfoExpanded;
-              });
-            },
       child: Padding(
-              padding: const EdgeInsets.fromLTRB(16, 16, 16, 16),
-              child: Row(
-                children: [
-                  Expanded(
-                    child: Text(
-                      l10n.settings_deviceInfo,
-                      style: const TextStyle(
-                        fontSize: 18,
-                        fontWeight: FontWeight.bold,
-                      ),
-                    ),
-                  ),
-                  AnimatedRotation(
-                    turns: _deviceInfoExpanded ? 0.5 : 0,
-                    duration: const Duration(milliseconds: 200),
-                    child: const Icon(Icons.expand_more),
-                  ),
-                ],
-              ),
-            ),
-          ),
-
-          AnimatedCrossFade(
-            firstChild: const SizedBox.shrink(),
-            secondChild: Padding(
-              padding: const EdgeInsets.fromLTRB(16, 0, 16, 16),
+        padding: const EdgeInsets.fromLTRB(16, 12, 16, 12),
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-                  _buildInfoRow(
-                    l10n.settings_infoName,
-                    connector.deviceDisplayName,
-                  ),
+            _buildInfoRow(l10n.settings_infoName, connector.deviceDisplayName),
             _buildInfoRow(l10n.settings_infoId, connector.deviceIdLabel),
             _buildInfoRow(
               l10n.settings_infoStatus,
@@ -410,13 +371,6 @@ class _SettingsScreenState extends State<SettingsScreen> {
           ],
         ),
       ),
-            crossFadeState: _deviceInfoExpanded
-                ? CrossFadeState.showSecond
-                : CrossFadeState.showFirst,
-            duration: const Duration(milliseconds: 200),
-          ),
-        ],
-      ),
     );
   }