Add dashboard report snapshots feature with CRUD operations. Implemented new database migrations for dashboard_report_snapshots, including report type handling. Updated backend routes and models to support snapshot retrieval and upsert functionality. Enhanced frontend components to integrate report snapshot management, including UI for daily and end-cycle reports. Added tests for new functionality to ensure reliability.

utils/__tests__/reportCycle.test.ts

@@ -0,0 +1,26 @@
+import { describe, it, expect } from 'vitest';
+import { closedCycleUpToDay, isCycleClosed } from '../reportCycle.ts';
+
+describe('isCycleClosed', () => {
+  it('is false when endDate is missing', () => {
+    expect(isCycleClosed(undefined)).toBe(false);
+    expect(isCycleClosed(null)).toBe(false);
+    expect(isCycleClosed('')).toBe(false);
+  });
+
+  it('is true when endDate is set', () => {
+    expect(isCycleClosed('2026-06-25')).toBe(true);
+    expect(isCycleClosed(new Date('2026-06-25T00:00:00'))).toBe(true);
+  });
+});
+
+describe('closedCycleUpToDay', () => {
+  it('returns the inclusive report day of endDate', () => {
+    expect(closedCycleUpToDay('2026-05-22', '2026-05-30')).toBe(8);
+  });
+
+  it('returns 0 when endDate is missing or before start', () => {
+    expect(closedCycleUpToDay('2026-05-22', null)).toBe(0);
+    expect(closedCycleUpToDay('2026-05-22', '2026-05-20')).toBe(0);
+  });
+});