T1/Phase 1: scaffold Vite SPA + Hono API + Bun worker

- apps/web: Vite + React 19 + TanStack Router/Query + shadcn/ui - apps/api: Hono + Bun on :3001 with /api/health, /api/auth/*, /mcp stubs - apps/worker: Bun worker stub, DB connection, graceful SIGTERM - apps/web-legacy/: old Next.js code moved aside (preserved for T2-T8 reference) - Dockerfiles: api (Bun), worker (Bun), spa (multi-stage Caddy) - Caddyfile: serves dist + reverse-proxies /api/* + /mcp to api - docker-compose.yml: 4-service target (api, spa, db, worker) - packages/db/src/client.ts: shared Drizzle client for api + worker - db/client.ts: root-level alias for convenience Parent: t_e1cbd87d -> t_24c9c3fd (T0)
2026-08-01 01:15:31 +00:00
parent 9203aee758
commit fca56ab77e
312 changed files with 3489 additions and 196 deletions
@@ -0,0 +1,92 @@
+import { EventEmitter } from 'events';
+
+// Create a singleton event bus
+class EventBus extends EventEmitter {
+  constructor() {
+    super();
+    // Increase max listeners for high-traffic scenarios
+    this.setMaxListeners(100);
+  }
+}
+
+export const eventBus = new EventBus();
+
+// Event type definitions
+export interface TaskCompletedEvent {
+  taskId: string;
+  taskTitle: string;
+  projectId?: string;
+  domain: string;
+  userId: string;
+}
+
+export interface HabitCompletedEvent {
+  habitId: string;
+  habitTitle: string;
+  date: string;
+  domain: string;
+  userId: string;
+}
+
+export interface HabitStreakBrokenEvent {
+  habitId: string;
+  habitTitle: string;
+  previousStreak: number;
+  domain: string;
+  userId: string;
+}
+
+export interface MilestoneReachedEvent {
+  milestoneId: string;
+  milestoneTitle: string;
+  projectId: string;
+  domain: string;
+  userId: string;
+}
+
+export interface ProjectStatusChangedEvent {
+  projectId: string;
+  projectTitle: string;
+  oldStatus: string;
+  newStatus: string;
+  domain: string;
+  userId: string;
+}
+
+export interface ReportGeneratedEvent {
+  reportId: string;
+  reportTitle: string;
+  reportType: string;
+  domain: string;
+  userId: string;
+}
+
+export interface AgentTaskCompletedEvent {
+  agentTaskId: string;
+  agentId: string;
+  entityType: string;
+  entityId: string;
+  userId: string;
+}
+
+// Event names as constants
+export const EVENTS = {
+  TASK_COMPLETED: 'task.completed',
+  HABIT_COMPLETED: 'habit.completed',
+  HABIT_STREAK_BROKEN: 'habit.streak_broken',
+  MILESTONE_REACHED: 'milestone.reached',
+  PROJECT_STATUS_CHANGED: 'project.status_changed',
+  REPORT_GENERATED: 'report.generated',
+  AGENT_TASK_COMPLETED: 'agent_task.completed',
+} as const;
+
+// Type-safe emit helper
+export function emitEvent<T>(event: string, data: T): void {
+  eventBus.emit(event, data);
+}
+
+// Type-safe listener helper
+export function onEvent<T>(event: string, handler: (data: T) => void): () => void {
+  eventBus.on(event, handler);
+  return () => eventBus.off(event, handler);
+}