feat(ui): renk paleti, ikonlar, MoneyInput ve navigasyon

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/test/seeded-db.ts

@@ -0,0 +1,27 @@
+import mongoose from "mongoose";
+import { expect } from "vitest";
+import { getDb, getMongoClient } from "@/lib/db/mongo";
+import { HouseholdModel } from "@/models/household";
+import { runSeed } from "../../scripts/seed/run";
+
+/** Entegrasyon testleri için: test veritabanını temizler, seed'i çalıştırır, kimlikleri döner. */
+export async function setupSeededDb() {
+  expect(getDb().databaseName).toBe("butcem_test");
+  await getDb().dropDatabase();
+  await runSeed({ log: () => {} });
+  const users = new Map<string, string>();
+  for (const u of await getDb().collection("user").find().toArray())
+    users.set(String(u.username), String(u._id));
+  const households = new Map<string, string>();
+  for (const h of await HouseholdModel.find().lean()) households.set(h.name, String(h._id));
+  return {
+    user: (username: string) => users.get(username)!,
+    household: (name: string) => households.get(name)!,
+  };
+}
+
+export async function teardownDb() {
+  await getDb().dropDatabase();
+  await mongoose.disconnect();
+  await getMongoClient().close();
+}