feat(web): authenticated home redesign + Telegram OAuth + SMTP

- AppLayout: logged-in desktop home redesigned — score cards, 4 section
  cards (Finance/Governance/Social/Education), governance extras, fixed
  bottom tab bar (Home/Citizen/Referral) matching mobile layout
- AppLayout: Trading dropdown in header (Presale/Staking/MultiSig),
  Logout button; removed 8-button grid
- Removed PalletsGrid and TokenomicsSection components
- Login: Telegram OAuth via oauth.telegram.org popup + postMessage +
  custom Edge Function (hash verification, find-or-create user,
  magic link token exchange)
- Login: X (Twitter) OAuth 2.0 wired to Supabase
- supabase/functions/telegram-auth: new Edge Function — verifies
  Telegram Login Widget hash, issues Supabase magic link token
- vite.config.ts: process-shim alias to fix TDZ with node polyfills
- i18n: updated locales (en/tr/kmr) for new UI sections
- SDK docs search index regenerated

web/public/docs-structure.json

@@ -10,8 +10,7 @@
   "General Docs": {
     "AUDIT": "AUDIT.md",
     "BACKPORT": "BACKPORT.md",
-    "RELEASE": "RELEASE.md",
-    "Workflow Rebranding": "workflow_rebranding.md"
+    "RELEASE": "RELEASE.md"
   },
   "Contributor": {
     "CODE OF CONDUCT": "contributor/CODE_OF_CONDUCT.md",