多语言支持

lib/screens/home_screen.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import '../l10n/app_localizations.dart';
 import '../theme/app_colors.dart';
 import '../theme/app_text_styles.dart';
 import '../services/encouragement_service.dart';
@@ -37,6 +38,8 @@ class _HomeScreenState extends State<HomeScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final l10n = AppLocalizations.of(context)!;
+
     return Scaffold(
       backgroundColor: AppColors.background,
       body: SafeArea(
@@ -47,7 +50,7 @@ class _HomeScreenState extends State<HomeScreen> {
             children: [
               // App Title
               Text(
-                'FocusBuddy',
+                l10n.appTitle,
                 style: AppTextStyles.appTitle,
               ),
 
@@ -64,7 +67,7 @@ class _HomeScreenState extends State<HomeScreen> {
                   borderRadius: BorderRadius.circular(16),
                 ),
                 child: Text(
-                  '$_defaultDuration minutes',
+                  l10n.minutesValue(_defaultDuration, l10n.minutes(_defaultDuration)),
                   style: const TextStyle(
                     fontFamily: 'Nunito',
                     fontSize: 28,
@@ -98,7 +101,7 @@ class _HomeScreenState extends State<HomeScreen> {
                   child: Row(
                     mainAxisAlignment: MainAxisAlignment.center,
                     children: [
-                      const Text('Start Focusing'),
+                      Text(l10n.startFocusing),
                       const SizedBox(width: 8),
                       Icon(
                         Icons.play_arrow,
@@ -113,7 +116,7 @@ class _HomeScreenState extends State<HomeScreen> {
 
               // Helper Text
               Text(
-                "Tap 'I got distracted'\nanytime — no guilt.",
+                l10n.tapDistractionAnytime,
                 style: AppTextStyles.helperText,
                 textAlign: TextAlign.center,
               ),
@@ -134,7 +137,7 @@ class _HomeScreenState extends State<HomeScreen> {
                       );
                     },
                     icon: const Icon(Icons.bar_chart),
-                    label: const Text('History'),
+                    label: Text(l10n.history),
                   ),
                   TextButton.icon(
                     onPressed: () async {
@@ -148,7 +151,7 @@ class _HomeScreenState extends State<HomeScreen> {
                       _loadDefaultDuration();
                     },
                     icon: const Icon(Icons.settings),
-                    label: const Text('Settings'),
+                    label: Text(l10n.settings),
                   ),
                 ],
               ),