checkpoint: goals feature, wallet balance, and goals/wallet detail UI

- Add goals feature (models, migrations, API, web pages)
- Add reserved/centralized wallet balance service
- Add wallet detail page and overview components
- Add new UI components (progress, multi-select, FAB)
- Remove stray empty -H/-d files from working tree

apps/web/src/constants/currencies.ts

@@ -43,13 +43,30 @@ export const getCurrencyByCode = (code: string) => {
 export const formatCurrency = (amount: number, currencyCode: string) => {
   const useLanguage = localStorage.getItem('language') || 'en';
   const currency = getCurrencyByCode(currencyCode);
-  if (!currency) return `${amount} ${(amount === 1) ? currencyCode : currencyCode + (useLanguage == 'en' ? 's' : '')}`;
+  
+  // For non-currency codes (units like "gram", "shares", etc.)
+  if (!currency) {
+    const formatter = new Intl.NumberFormat('id-ID', { 
+      minimumFractionDigits: 0,
+      maximumFractionDigits: 2
+    });
+    const formattedAmount = formatter.format(amount);
+    return `${formattedAmount} ${(amount === 1) ? currencyCode : currencyCode + (useLanguage == 'en' ? 's' : '')}`;
+  }
   
   // For IDR, format without decimals
   if (currencyCode === 'IDR') {
-    return `${currency.symbol} ${amount.toLocaleString('id-ID', { maximumFractionDigits: 0 })}`;
+    const formatter = new Intl.NumberFormat('id-ID', { 
+      minimumFractionDigits: 0,
+      maximumFractionDigits: 0
+    });
+    return `${currency.symbol} ${formatter.format(amount)}`;
   }
   
   // For other currencies, use 2 decimal places
-  return `${currency.symbol} ${amount.toLocaleString('en-US', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}`;
+  const formatter = new Intl.NumberFormat('en-US', { 
+    minimumFractionDigits: 2, 
+    maximumFractionDigits: 2
+  });
+  return `${currency.symbol} ${formatter.format(amount)}`;
 };