moving

apps/www/app/_lib/event-taxonomy.ts

@@ -0,0 +1,24 @@
+/**
+ * Stub event taxonomy for the v3.2 landing per amendment §2.1.
+ *
+ * Logs to console in development; no-op in production. Replace with a real
+ * analytics provider (PostHog / Plausible) in Phase 2.
+ */
+
+export interface LandingEvent {
+  readonly name: string;
+  readonly properties?: Record<string, unknown>;
+}
+
+export const events = {
+  pageView: 'landing.page_view',
+  sectionVisible: 'landing.section_visible',
+  ctaClick: 'landing.cta_click',
+  pricingBillingToggle: 'landing.pricing.billing_toggle.changed',
+} as const;
+
+export function emit(event: LandingEvent): void {
+  if (process.env.NODE_ENV === 'production') return;
+  // eslint-disable-next-line no-console
+  console.info('[landing.event]', event.name, event.properties ?? {});
+}

apps/www/app/_lib/os-detection.ts

@@ -0,0 +1,15 @@
+export type OSId = 'macOS' | 'Windows' | 'Linux';
+
+/**
+ * Best-effort desktop OS detection from a User-Agent string.
+ *
+ * Mobile/tablet visitors return null so download CTAs stay generic instead of
+ * promising a desktop installer for the wrong platform.
+ */
+export function detectOSFromUserAgent(ua: string): OSId | null {
+  if (/iPhone|iPad|iPod|Android|Mobile|Tablet/i.test(ua)) return null;
+  if (/Mac/i.test(ua)) return 'macOS';
+  if (/Windows/i.test(ua)) return 'Windows';
+  if (/Linux/i.test(ua)) return 'Linux';
+  return null;
+}