feat: add terminal page ui

lib/screens/dashboard.dart

@@ -10,6 +10,7 @@ import 'envvar/environment_page.dart';
 import 'home_page/home_page.dart';
 import 'history/history_page.dart';
 import 'settings_page.dart';
+import 'terminal/terminal_page.dart';
 
 class Dashboard extends ConsumerWidget {
   const Dashboard({super.key});
@@ -70,6 +71,19 @@ class Dashboard extends ConsumerWidget {
                       'History',
                       style: Theme.of(context).textTheme.labelSmall,
                     ),
+                    kVSpacer10,
+                    IconButton(
+                      isSelected: railIdx == 4,
+                      onPressed: () {
+                        ref.read(navRailIndexStateProvider.notifier).state = 4;
+                      },
+                      icon: const Icon(Icons.terminal),
+                      selectedIcon: const Icon(Icons.terminal),
+                    ),
+                    Text(
+                      'Terminal',
+                      style: Theme.of(context).textTheme.labelSmall,
+                    ),
                   ],
                 ),
                 Expanded(
@@ -121,6 +135,7 @@ class Dashboard extends ConsumerWidget {
                   EnvironmentPage(),
                   HistoryPage(),
                   SettingsPage(),
+                  TerminalPage(),
                 ],
               ),
             )

lib/screens/mobile/dashboard.dart

@@ -8,6 +8,7 @@ import 'requests_page/requests_page.dart';
 import '../envvar/environment_page.dart';
 import '../history/history_page.dart';
 import '../settings_page.dart';
+import '../terminal/terminal_page.dart';
 import 'widgets/page_base.dart';
 import 'navbar.dart';
 
@@ -77,6 +78,8 @@ class PageBranch extends ConsumerWidget {
           title: 'Settings',
           scaffoldBody: SettingsPage(),
         );
+      case 4:
+        return const TerminalPage();
       default:
         return const RequestResponsePage();
     }

lib/screens/mobile/navbar.dart

@@ -57,6 +57,15 @@ class BottomNavBar extends ConsumerWidget {
                     label: 'History',
                   ),
                 ),
+                Expanded(
+                  child: NavbarButton(
+                    railIdx: railIdx,
+                    buttonIdx: 4,
+                    selectedIcon: Icons.terminal,
+                    icon: Icons.terminal,
+                    label: 'Terminal',
+                  ),
+                ),
                 Expanded(
                   child: NavbarButton(
                     railIdx: railIdx,

lib/screens/screens.dart

@@ -1,3 +1,4 @@
 export 'dashboard.dart';
 export 'mobile/mobile.dart';
 export 'home_page/collection_pane.dart';
+export 'terminal/terminal_page.dart';

lib/screens/terminal/terminal_page.dart

@@ -0,0 +1,75 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../../models/terminal_models.dart';
+import '../../providers/terminal_providers.dart';
+
+class TerminalPage extends ConsumerWidget {
+  const TerminalPage({super.key});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final state = ref.watch(terminalStateProvider);
+    final entries = state.entries;
+
+    return Scaffold(
+      appBar: AppBar(title: const Text('Terminal')),
+      body: ListView.separated(
+        itemCount: entries.length,
+        separatorBuilder: (_, __) => const Divider(height: 1),
+        itemBuilder: (ctx, i) {
+          final e = entries[i];
+          final title = _titleFor(e);
+          final subtitle = _subtitleFor(e);
+          final icon = _iconFor(e);
+          return ListTile(
+            leading: Icon(icon),
+            title: Text(title, maxLines: 1, overflow: TextOverflow.ellipsis),
+            subtitle: Text(subtitle ?? '',
+                maxLines: 2, overflow: TextOverflow.ellipsis),
+            dense: true,
+          );
+        },
+      ),
+    );
+  }
+
+  IconData _iconFor(TerminalEntry e) {
+    switch (e.source) {
+      case TerminalSource.network:
+        return Icons.language;
+      case TerminalSource.js:
+        return Icons.javascript;
+      case TerminalSource.system:
+        return Icons.info_outline;
+    }
+  }
+
+  String _titleFor(TerminalEntry e) {
+    switch (e.source) {
+      case TerminalSource.network:
+        final n = e.network!;
+        final status = n.responseStatus != null ? ' — ${n.responseStatus}' : '';
+        return '${n.method.name.toUpperCase()} ${n.url}$status';
+      case TerminalSource.js:
+        final j = e.js!;
+        return 'JS ${j.level}';
+      case TerminalSource.system:
+        return 'System';
+    }
+  }
+
+  String? _subtitleFor(TerminalEntry e) {
+    switch (e.source) {
+      case TerminalSource.network:
+        final n = e.network!;
+        if (n.errorMessage != null) return n.errorMessage;
+        return n.responseBodyPreview ?? n.requestBodyPreview;
+      case TerminalSource.js:
+        final j = e.js!;
+        return j.args.join(' ');
+      case TerminalSource.system:
+        final s = e.system!;
+        return s.message;
+    }
+  }
+}