feat: wayfinding system across chapters, HUD and project plates; cut boot log, headlight and ops strip

src/lib/operations.ts

@@ -1,31 +1,3 @@
-export interface Uptime {
-  readonly months: number;
-  readonly days: number;
-}
-
-/** Whole calendar months plus remaining days since `start`, clamped to zero. */
-export function uptimeSince(start: Date, now: Date): Uptime {
-  if (now.getTime() <= start.getTime()) return { months: 0, days: 0 };
-  let months = (now.getUTCFullYear() - start.getUTCFullYear()) * 12 + (now.getUTCMonth() - start.getUTCMonth());
-  let anchor = addMonths(start, months);
-  if (anchor.getTime() > now.getTime()) {
-    months -= 1;
-    anchor = addMonths(start, months);
-  }
-  const days = Math.floor((now.getTime() - anchor.getTime()) / 86_400_000);
-  return { months, days };
-}
-
-function addMonths(date: Date, months: number): Date {
-  return new Date(Date.UTC(
-    date.getUTCFullYear(),
-    date.getUTCMonth() + months,
-    date.getUTCDate(),
-    date.getUTCHours(),
-    date.getUTCMinutes(),
-  ));
-}
-
 const clockFormat = new Intl.DateTimeFormat('en-GB', {
   hour: '2-digit',
   minute: '2-digit',
@@ -33,6 +5,7 @@ const clockFormat = new Intl.DateTimeFormat('en-GB', {
   timeZone: 'Europe/Bucharest',
 });
 
+/** Local Bucharest time as HH:MM (24h), for the decorative dash clock. */
 export function bucharestClock(now: Date): string {
   return clockFormat.format(now);
 }

src/lib/route-plate.ts

@@ -0,0 +1,15 @@
+import type { PublicProject } from '@/content/types';
+
+/**
+ * Decorative registration plate for a project, e.g. "05.1 / PRIVATE / ACTIVE".
+ * Built only from real content fields; rendered through CSS generated content.
+ */
+export function routePlate(
+  exit: string | undefined,
+  index: number,
+  project: Pick<PublicProject, 'visibility' | 'maturity'>,
+): string {
+  const code = exit === undefined ? `${index + 1}` : `${exit}.${index + 1}`;
+  const maturity = project.maturity.replace(/-/gu, ' ');
+  return `${code} / ${project.visibility} / ${maturity}`.toUpperCase();
+}