feat(#28): persist last-used break settings in localStorage

- Preload BreakRule and BreakOrder steps from localStorage defaults
- Save selections (rule, first, second) when chosen to speed future setup

Refs #28

src/components/screens/NewGameScreen.tsx

@@ -49,12 +49,17 @@ export default function NewGameScreen({
 
   const handleBreakRuleNext = (rule: 'winnerbreak' | 'wechselbreak') => {
     onDataChange({ breakRule: rule });
+    try { localStorage.setItem('lastBreakRule', rule); } catch {}
     onStepChange('breakOrder');
   };
 
   const handleBreakOrderNext = (first: number, second?: number) => {
     const finalData = { ...data, breakFirst: first, breakSecond: second ?? '' } as any;
     onDataChange({ breakFirst: first, breakSecond: second ?? '' });
+    try {
+      localStorage.setItem('lastBreakFirst', String(first));
+      if (second) localStorage.setItem('lastBreakSecond', String(second));
+    } catch {}
     onCreateGame(finalData as any);
   };
 
@@ -139,7 +144,7 @@ export default function NewGameScreen({
         <BreakRuleStep
           onNext={handleBreakRuleNext}
           onCancel={handleStepBack}
-          initialValue={(data.breakRule as any) || 'winnerbreak'}
+          initialValue={(data.breakRule as any) || (typeof window !== 'undefined' ? (localStorage.getItem('lastBreakRule') as any) : 'winnerbreak') || 'winnerbreak'}
         />
       )}
 
@@ -149,6 +154,8 @@ export default function NewGameScreen({
           rule={(data.breakRule as any) || 'winnerbreak'}
           onNext={handleBreakOrderNext}
           onCancel={handleStepBack}
+          initialFirst={(typeof window !== 'undefined' && localStorage.getItem('lastBreakFirst')) ? parseInt(localStorage.getItem('lastBreakFirst')!, 10) : 1}
+          initialSecond={(typeof window !== 'undefined' && localStorage.getItem('lastBreakSecond')) ? parseInt(localStorage.getItem('lastBreakSecond')!, 10) : undefined}
         />
       )}
     </Screen>