Add FA, EN, and AR static copy, with English LTR and catalog hidden outside Persian.

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

CONTEXT.md

@@ -12,7 +12,10 @@
 ## Stack
 - Next.js 15 (App Router) + React 19 + TypeScript
 - Tailwind CSS v4 (utility import) + custom CSS in `src/app/globals.css`
-- Language: `fa`, direction: `rtl`
+- Language: `fa` (default, RTL), `en` (LTR), `ar` (RTL)
+- Static copy lives in `src/i18n/fa.ts`, `src/i18n/en.ts`, `src/i18n/ar.ts`
+- Locale cookie: `kaman-locale` (also mirrored in localStorage)
+- Products and blog are **FA-only** for now (hidden in EN/AR nav, homepage, and redirected away)
 - Fonts:
   - `iran-yekan` from Meshkee CDN (Persian UI / body)
   - `Rajdhani` via `next/font/google` (English UI, class `.en`)
@@ -37,12 +40,12 @@
 | `/about` | درباره ما |
 | `/contact` | تماس با ما |
 
-Header (RTL): logo + menu on the right; search, language (FA/EN), and account on the left.
+Header (RTL for FA/AR, LTR for EN): logo + menu on the inline-start; search, language (FA/EN/AR), and account on the inline-end.
 - Signed out: icon links to `https://customer.kamancable.ir`
 - Signed in: `{firstName} عزیز` dropdown — پروفایل من, خروج, and مدیریت وبسایت if the user is a website admin
 - Session: shared cookies `meshkee_customer_access_token` / refresh, hydrated into localStorage; `/api/auth/me` proxies `GET /auth/me`
 
-Homepage product cards are Meshkee `categories` slot teasers (duplicatable; empty API keeps `src/data/site.ts`). The full catalog is `/products`.
+Homepage product cards and blog carousel are FA-only. EN and AR hide products/blog (nav, homepage, and `/products` `/blog` redirect home). The full catalog remains `/products` in FA.
 Homepage blog carousel prefers Meshkee blogs, with `src/data/site.ts` as fallback.
 
 ## Meshkee API integration
@@ -120,6 +123,7 @@ Rules:
 ## Important paths
 - Layout / shell: `src/app/layout.tsx`, `src/components/Header.tsx`, `src/components/AccountMenu.tsx`, `src/components/Footer.tsx`
 - Home: `src/app/page.tsx`, `src/components/HeroSlider.tsx`, `src/components/ContactBar.tsx`
+- i18n: `src/i18n/config.ts`, `src/i18n/fa.ts`, `src/i18n/en.ts`, `src/i18n/ar.ts`, `src/i18n/locale-context.tsx`
 - Products: `src/app/products/page.tsx`, `src/app/products/[id]/[slug]/page.tsx`
 - Blog: `src/app/blog/page.tsx`, `src/app/blog/[id]/[slug]/page.tsx`
 - Config: `src/lib/config.ts`