fix: add /health/ledger path for NPM-safe dashboard data

Query params may be stripped by reverse proxy; use dedicated path for ledger.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend-dapp/src/features/central-bank/useCentralBank.ts

@@ -13,7 +13,7 @@ export type MoneySupply = {
 };
 
 async function loadMoneySupply(): Promise<MoneySupply | null> {
-  for (const path of ['/public/money-supply', '/money-supply/public']) {
+  for (const path of ['/public/money-supply', '/money-supply/public', '/health/ledger']) {
     const res = await fetch(settlementApi(path));
     if (res.ok) return res.json();
   }

frontend-dapp/src/features/office24/useOffice24.ts

@@ -11,7 +11,7 @@ export type M2Token = DexToken & {
 };
 
 async function loadOfficeMoneySupply(): Promise<MoneySupply | null> {
-  for (const path of ['/public/money-supply', '/money-supply/public']) {
+  for (const path of ['/public/money-supply', '/money-supply/public', '/health/ledger']) {
     const res = await fetch(settlementApi(path));
     if (res.ok) return res.json();
   }

services/settlement-middleware/src/api/routes/settlement.ts

@@ -57,6 +57,8 @@ export function createSettlementRouter(): Router {
   const officeId = settlementOfficeId();
   const profile = loadOfficeProfile();
 
+  router.get('/health/ledger', (_req, res) => respondPublicMoneySupply(res, officeId));
+
   router.get('/health', async (req, res) => {
     let chainStats = { total: 0, active: 0 };
     try {