Livrare Lot 3 (Frontend): aplicație web, aplicație mobilă Android, extensie browser

- Surse complete web (React/Vite) + mobil (React Native/Expo) + extensie (MV3)
- Documentație de livrare: ghid utilizare, matrice trasabilitate cerințe, raport testare furnizor
- Artefacte binare: imagine Docker didi-frontend:lot3-1.0, APK, extensie v3.2.6 + SHA256SUMS
- Configurare adresă platformă externalizată (build args / .env / config.js)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

extension/icon.svg

@@ -0,0 +1,22 @@
+<svg width="128" height="128" viewBox="0 0 128 128" xmlns="http://www.w3.org/2000/svg">
+  <defs>
+    <linearGradient id="g" x1="0" y1="0" x2="1" y2="1">
+      <stop offset="0" stop-color="#009198"/>
+      <stop offset="0.55" stop-color="#1fb6bd"/>
+      <stop offset="1" stop-color="#cfd9e8"/>
+    </linearGradient>
+  </defs>
+  <!-- Ink background -->
+  <rect width="128" height="128" fill="#0d1424" rx="26"/>
+  <!-- Wordmark 'd' with brand gradient -->
+  <text
+    x="64"
+    y="66"
+    font-family="Inter, Arial, sans-serif"
+    font-size="86"
+    font-weight="800"
+    letter-spacing="-3"
+    fill="url(#g)"
+    text-anchor="middle"
+    dominant-baseline="central">d</text>
+</svg>