feat(web): wire domain events into realtime stream

tests/web/event-reporting.test.ts

@@ -0,0 +1,31 @@
+import { describe, expect, it, vi } from 'vitest';
+import {
+  reportDeliveryResult,
+  reportInvitationCooldown,
+  reportReply,
+} from '../../src/web/event-reporting.js';
+
+describe('dashboard event reporting', () => {
+  it('reports authoritative delivery success and failure', () => {
+    const events = { messageSent: vi.fn(), messageFailed: vi.fn() };
+
+    reportDeliveryResult(events, { success: true, messageId: 'post-1', username: 'alice', conversationId: 'room-1' });
+    reportDeliveryResult(events, { success: false, messageId: 'post-2', username: 'bob', error: 'Matrix rejected the message' });
+
+    expect(events.messageSent).toHaveBeenCalledWith({ id: 'post-1', username: 'alice', conversationId: 'room-1' });
+    expect(events.messageFailed).toHaveBeenCalledWith({ messageId: 'post-2', username: 'bob', error: 'Matrix rejected the message' });
+  });
+
+  it('reports replies and invitation cooldown state', () => {
+    const events = { conversation: vi.fn(), reply: vi.fn(), rateLimit: vi.fn() };
+
+    reportReply(events, { conversationId: 'room-1', replyId: 'reply-1', username: 'alice', body: 'Hello there' });
+    reportInvitationCooldown(events, { until: 10_000, reason: 'Reddit asked us to slow down' });
+    reportInvitationCooldown(events, null);
+
+    expect(events.conversation).toHaveBeenCalledWith({ id: 'room-1', state: 'replied', unread: 1 });
+    expect(events.reply).toHaveBeenCalledWith({ conversationId: 'room-1', id: 'reply-1', username: 'alice', body: 'Hello there' });
+    expect(events.rateLimit).toHaveBeenNthCalledWith(1, { blocked: true, resetAt: 10_000, reason: 'Reddit asked us to slow down' });
+    expect(events.rateLimit).toHaveBeenNthCalledWith(2, { blocked: false });
+  });
+});