Index: frontend/src/api/finance.js
===================================================================
--- frontend/src/api/finance.js	(revision 8449b9cc520ba82bb2945db031d4b9973a038e59)
+++ frontend/src/api/finance.js	(revision 8449b9cc520ba82bb2945db031d4b9973a038e59)
@@ -0,0 +1,26 @@
+import api from "./axios";
+
+export async function getFinanceStatus() {
+  const res = await api.get("/finance/status");
+  return Boolean(res?.data?.tracking);
+}
+
+export async function startFinanceTracking(payload) {
+  return api.post("/finance/start", payload);
+}
+
+export async function getFinanceProfile() {
+  const res = await api.get("/finance/profile");
+  return res?.data;
+}
+
+export async function getIncomes({ page = 0, size = 5 } = {}) {
+  const res = await api.get("/finance/incomes", { params: { page, size } });
+  return res?.data;
+}
+
+export async function createIncome(payload) {
+  const res = await api.post("/finance/incomes", payload);
+  return res?.data;
+}
+