feat: scaffold UI web (React/Vite/Tailwind) + Login (v0.22.0)

Package web/ : React 19 + Vite 8 + Tailwind 4 + react-router 7 + PWA.
Tokens dark HUD Jarvis-red, client API, contexte auth JWT, shell + garde
de route, écran Login (mot de passe + TOTP). Chat/Review en stubs. Build
OK, 0 vuln. docs/ui-design.md.

Palier de risque : reversible (front statique, aucun accès infra direct).

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

web/tsconfig.json

@@ -0,0 +1,18 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "lib": ["ES2023", "DOM", "DOM.Iterable"],
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "jsx": "react-jsx",
+    "strict": true,
+    "noUncheckedIndexedAccess": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "noEmit": true,
+    "skipLibCheck": true,
+    "verbatimModuleSyntax": true,
+    "types": ["vite/client", "vite-plugin-pwa/client"]
+  },
+  "include": ["src", "vite.config.ts"]
+}