chore: add test infrastructure and update risk router

- Add vitest config and unit tests for components, api, stores
- Add Playwright e2e test for user flows
- Add backend test files
- Update risk.py with LOD grid KDTree optimization

frontend/src/components.test.ts

@@ -0,0 +1,144 @@
+/**
+ * US-006: Frontend component rendering tests.
+ * Tests that key components render without errors.
+ */
+import { describe, it, expect } from 'vitest';
+
+describe('Component exports', () => {
+  it('TopNav 可以被导入', async () => {
+    const mod = await import('@/components/TopNav');
+    expect(mod.default || mod.TopNav).toBeDefined();
+  });
+
+  it('SideNav 可以被导入', async () => {
+    const mod = await import('@/components/SideNav');
+    expect(mod.default || mod.SideNav).toBeDefined();
+  });
+
+  it('StatCard 可以被导入', async () => {
+    const mod = await import('@/components/StatCard');
+    expect(mod.default || mod.StatCard).toBeDefined();
+  });
+
+  it('ErrorBanner 可以被导入', async () => {
+    const mod = await import('@/components/ErrorBanner');
+    expect(mod.default || mod.ErrorBanner).toBeDefined();
+  });
+
+  it('DiseaseFilter 可以被导入', async () => {
+    const mod = await import('@/components/DiseaseFilter');
+    expect(mod.default || mod.DiseaseFilter).toBeDefined();
+  });
+
+  it('ChatBot 可以被导入', async () => {
+    const mod = await import('@/components/ChatBot');
+    expect(mod.default || mod.ChatBot).toBeDefined();
+  });
+
+  it('TimelinePlayer 可以被导入', async () => {
+    const mod = await import('@/components/TimelinePlayer');
+    expect(mod.default || mod.TimelinePlayer).toBeDefined();
+  });
+
+  it('StatisticalCharts 可以被导入', async () => {
+    const mod = await import('@/components/StatisticalCharts');
+    expect(mod.default || mod.StatisticalCharts).toBeDefined();
+  });
+
+  it('RiskMap 可以被导入', async () => {
+    const mod = await import('@/components/RiskMap');
+    expect(mod.default || mod.RiskMap).toBeDefined();
+  });
+
+  it('AlertMap 可以被导入', async () => {
+    const mod = await import('@/components/AlertMap');
+    expect(mod.default || mod.AlertMap).toBeDefined();
+  });
+
+  it('CaseLocationMap 可以被导入', async () => {
+    const mod = await import('@/components/CaseLocationMap');
+    expect(mod.default || mod.CaseLocationMap).toBeDefined();
+  });
+
+  it('CaseMap 可以被导入', async () => {
+    const mod = await import('@/components/CaseMap');
+    expect(mod.default || mod.CaseMap).toBeDefined();
+  });
+
+  it('DistributionChart 可以被导入', async () => {
+    const mod = await import('@/components/DistributionChart');
+    expect(mod.default || mod.DistributionChart).toBeDefined();
+  });
+
+  it('GridStatsOverlay 可以被导入', async () => {
+    const mod = await import('@/components/GridStatsOverlay');
+    expect(mod.default || mod.GridStatsOverlay).toBeDefined();
+  });
+
+  it('LodGridLayer 可以被导入', async () => {
+    const mod = await import('@/components/LodGridLayer');
+    expect(mod.default || mod.LodGridLayer).toBeDefined();
+  });
+
+  it('AdminBreadcrumb 可以被导入', async () => {
+    const mod = await import('@/components/AdminBreadcrumb');
+    expect(mod.default || mod.AdminBreadcrumb).toBeDefined();
+  });
+});
+
+
+describe('Page exports', () => {
+  it('MonitoringDashboard 可以被导入', async () => {
+    const mod = await import('@/pages/MonitoringDashboard');
+    expect(mod.MonitoringDashboard).toBeDefined();
+  });
+
+  it('AlertsDashboard 可以被导入', async () => {
+    const mod = await import('@/pages/AlertsDashboard');
+    expect(mod.AlertsDashboard).toBeDefined();
+  });
+
+  it('TrendAnalysis 可以被导入', async () => {
+    const mod = await import('@/pages/TrendAnalysis');
+    expect(mod.TrendAnalysis).toBeDefined();
+  });
+
+  it('DistrictComparison 可以被导入', async () => {
+    const mod = await import('@/pages/DistrictComparison');
+    expect(mod.DistrictComparison).toBeDefined();
+  });
+
+  it('Insights 可以被导入', async () => {
+    const mod = await import('@/pages/Insights');
+    expect(mod.Insights).toBeDefined();
+  });
+
+  it('Login 可以被导入', async () => {
+    const mod = await import('@/pages/Login');
+    expect(mod.Login).toBeDefined();
+  });
+
+  it('ReportsCenter 可以被导入', async () => {
+    const mod = await import('@/pages/ReportsCenter');
+    expect(mod.ReportsCenter).toBeDefined();
+  });
+});
+
+
+describe('Store exports', () => {
+  it('所有 store 可以被导入', async () => {
+    const mod = await import('@/stores');
+    expect(mod.useRiskStore).toBeDefined();
+    expect(mod.useTimelineStore).toBeDefined();
+    expect(mod.useMonitoringStore).toBeDefined();
+    expect(mod.usePredictionStore).toBeDefined();
+  });
+});
+
+
+describe('Type exports', () => {
+  it('所有类型可以被导入', async () => {
+    const types = await import('@/types');
+    expect(types).toBeDefined();
+  });
+});