add tests

apps/website/lib/view-data/HealthViewData.ts

@@ -0,0 +1,65 @@
+/**
+ * Health View Data Types
+ *
+ * Defines the UI model for health monitoring data.
+ * This layer isolates the UI from API churn by providing a stable interface
+ * between the API layer and the presentation layer.
+ */
+
+export interface HealthStatus {
+  status: 'ok' | 'degraded' | 'error' | 'unknown';
+  timestamp: string;
+  formattedTimestamp: string;
+  relativeTime: string;
+  statusLabel: string;
+  statusColor: string;
+  statusIcon: string;
+}
+
+export interface HealthMetrics {
+  uptime: string;
+  responseTime: string;
+  errorRate: string;
+  lastCheck: string;
+  formattedLastCheck: string;
+  checksPassed: number;
+  checksFailed: number;
+  totalChecks: number;
+  successRate: string;
+}
+
+export interface HealthComponent {
+  name: string;
+  status: 'ok' | 'degraded' | 'error' | 'unknown';
+  statusLabel: string;
+  statusColor: string;
+  statusIcon: string;
+  lastCheck: string;
+  formattedLastCheck: string;
+  responseTime: string;
+  errorRate: string;
+}
+
+export interface HealthAlert {
+  id: string;
+  type: 'critical' | 'warning' | 'info';
+  title: string;
+  message: string;
+  timestamp: string;
+  formattedTimestamp: string;
+  relativeTime: string;
+  severity: string;
+  severityColor: string;
+}
+
+export interface HealthViewData {
+  overallStatus: HealthStatus;
+  metrics: HealthMetrics;
+  components: HealthComponent[];
+  alerts: HealthAlert[];
+  hasAlerts: boolean;
+  hasDegradedComponents: boolean;
+  hasErrorComponents: boolean;
+  lastUpdated: string;
+  formattedLastUpdated: string;
+}