Add FA/EN locale, home activity charts, and theme-aware polish.

Ship shared LocaleProvider, business/customer i18n, branding defaultLocale, curated home tiles with dual 30-day charts, and chart/page aura tokens; refresh PROJECT_CONTEXT.

Co-authored-by: Cursor <cursoragent@cursor.com>

packages/dashboard-core/src/locale/dashboardLocale.ts

@@ -0,0 +1,37 @@
+export type DashboardLocale = 'en' | 'fa'
+
+export const DASHBOARD_LOCALE_STORAGE_KEY = 'meshkee.dashboard.locale'
+
+export function isDashboardLocale(value: unknown): value is DashboardLocale {
+  return value === 'en' || value === 'fa'
+}
+
+export function getLocaleDirection(locale: DashboardLocale): 'ltr' | 'rtl' {
+  return locale === 'fa' ? 'rtl' : 'ltr'
+}
+
+export function applyDocumentLocale(locale: DashboardLocale): void {
+  if (typeof document === 'undefined') return
+  const root = document.documentElement
+  root.lang = locale
+  root.dir = getLocaleDirection(locale)
+}
+
+export function readStoredLocale(fallback: DashboardLocale = 'fa'): DashboardLocale {
+  if (typeof localStorage === 'undefined') return fallback
+  try {
+    const raw = localStorage.getItem(DASHBOARD_LOCALE_STORAGE_KEY)
+    return isDashboardLocale(raw) ? raw : fallback
+  } catch {
+    return fallback
+  }
+}
+
+export function writeStoredLocale(locale: DashboardLocale): void {
+  if (typeof localStorage === 'undefined') return
+  try {
+    localStorage.setItem(DASHBOARD_LOCALE_STORAGE_KEY, locale)
+  } catch {
+    // ignore quota / private mode
+  }
+}