feat: build IPTEK company website with full bilingual support

- Complete Next.js 16 app with App Router: Home, About, Products, Contact, Privacy pages
- Product detail pages: ZappCare, Unified TMS, EMR Clinic
- Bilingual support (Indonesian/English) via LanguageContext + translations.ts
- Language switcher pill button (🇮🇩 ID / 🇬🇧 EN) in Navbar with localStorage persistence
- Navbar with logo, responsive mobile menu, translated nav links
- Contact form with captcha, server action email sending, translated labels
- Material Design 3 color tokens, Manrope + Inter fonts, Material Symbols icons
- Local product image assets and company logo

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

package.json

@@ -10,12 +10,14 @@
   },
   "dependencies": {
     "next": "16.2.4",
+    "nodemailer": "^8.0.5",
     "react": "19.2.4",
     "react-dom": "19.2.4"
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
     "@types/node": "^20",
+    "@types/nodemailer": "^8.0.0",
     "@types/react": "^19",
     "@types/react-dom": "^19",
     "eslint": "^9",