chore(project): 初始化项目基础配置文件

- 添加 CodeGraph、Android 和通用 gitignore 配置
- 创建项目元数据文件跟踪 Flutter 项目属性
- 添加 Codex AI 指导文档 AGENTS.md 说明项目架构
- 配置代码分析选项 analysis_options.yaml
- 设置 Android 应用清单权限和 Kiosk 模式配置
- 实现中英文国际化支持 AppLocalizations
- 配置 GoRouter 应用路由导航
- 创建明亮工业控制风格的主题配置 AppTheme

test/localization_test.dart

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+import 'package:flutter_test/flutter_test.dart';
+import 'package:flutter/material.dart';
+import 'package:kuaishai2/core/localization/app_localizations.dart';
+
+void main() {
+  group('AppLocalizations', () {
+    test('Chinese locale should return Chinese strings', () {
+      const locale = Locale('zh', 'CN');
+      final l10n = AppLocalizations(locale);
+
+      expect(l10n.deviceName, contains('一体机'));
+      expect(l10n.programs, equals('程序管理'));
+      expect(l10n.run, equals('运行'));
+      expect(l10n.settings, equals('系统设置'));
+    });
+
+    test('English locale should return English strings', () {
+      const locale = Locale('en', 'US');
+      final l10n = AppLocalizations(locale);
+
+      expect(l10n.deviceName, contains('System'));
+      expect(l10n.programs, equals('Programs'));
+      expect(l10n.run, equals('Run'));
+      expect(l10n.settings, equals('Settings'));
+    });
+
+    test('New translation keys should work', () {
+      const locale = Locale('zh', 'CN');
+      final l10n = AppLocalizations(locale);
+
+      expect(l10n.lightOn, equals('亮'));
+      expect(l10n.lightOff, equals('暗'));
+      expect(l10n.enabled, equals('启用'));
+      expect(l10n.disabled, equals('停用'));
+      expect(l10n.stepList, equals('步骤列表'));
+    });
+  });
+}

test/models_test.dart

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+import 'package:flutter_test/flutter_test.dart';
+import 'package:kuaishai2/features/programs/models/program.dart';
+import 'package:kuaishai2/features/programs/models/step.dart';
+
+void main() {
+  group('Program Model', () {
+    test('toMap and fromMap should work correctly', () {
+      final program = Program(
+        id: 1,
+        code: 'P001',
+        name: 'Test Program',
+        createdAt: '2026-05-20',
+        status: 1,
+      );
+
+      final map = program.toMap();
+      final fromMap = Program.fromMap(map);
+
+      expect(fromMap.id, equals(program.id));
+      expect(fromMap.code, equals(program.code));
+      expect(fromMap.name, equals(program.name));
+      expect(fromMap.createdAt, equals(program.createdAt));
+      expect(fromMap.status, equals(program.status));
+    });
+
+    test('copyWith should create modified copy', () {
+      final program = Program(
+        id: 1,
+        code: 'P001',
+        name: 'Test Program',
+        createdAt: '2026-05-20',
+        status: 1,
+      );
+
+      final copy = program.copyWith(name: 'Updated Name', status: 0);
+
+      expect(copy.id, equals(program.id));
+      expect(copy.code, equals(program.code));
+      expect(copy.name, equals('Updated Name'));
+      expect(copy.status, equals(0));
+    });
+  });
+
+  group('Step Model', () {
+    test('toMap and fromMap should work correctly', () {
+      final step = Step(
+        id: 1,
+        programId: 1,
+        stepNo: 1,
+        position: 'A1',
+        name: 'Mix',
+        mixTime: 60,
+        magnetTime: 30,
+        volume: 100,
+        mixSpeed: '中速',
+        blowSpeed: '高速',
+        blowTime: 10,
+        needleSpeed: 5,
+      );
+
+      final map = step.toMap();
+      final fromMap = Step.fromMap(map);
+
+      expect(fromMap.id, equals(step.id));
+      expect(fromMap.programId, equals(step.programId));
+      expect(fromMap.stepNo, equals(step.stepNo));
+      expect(fromMap.position, equals(step.position));
+      expect(fromMap.name, equals(step.name));
+      expect(fromMap.mixTime, equals(step.mixTime));
+      expect(fromMap.magnetTime, equals(step.magnetTime));
+      expect(fromMap.volume, equals(step.volume));
+    });
+
+    test('copyWith should create modified copy', () {
+      final step = Step(
+        id: 1,
+        programId: 1,
+        stepNo: 1,
+        position: 'A1',
+        name: 'Mix',
+        mixTime: 60,
+      );
+
+      final copy = step.copyWith(stepNo: 2, mixTime: 120);
+
+      expect(copy.id, equals(step.id));
+      expect(copy.stepNo, equals(2));
+      expect(copy.mixTime, equals(120));
+    });
+  });
+}

test/widget_test.dart

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+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+import 'package:kuaishai2/main.dart';
+
+void main() {
+  testWidgets('App launches without errors', (WidgetTester tester) async {
+    // 验证应用能正常启动，不抛出异常
+    await tester.pumpWidget(const ProviderScope(child: KuaishaiApp()));
+
+    // 等待异步加载完成
+    await tester.pumpAndSettle(const Duration(seconds: 3));
+
+    // 验证 Scaffold 存在（应用正常渲染）
+    expect(find.byType(Scaffold), findsWidgets);
+  });
+}