feat: add official USPTO application numbers to health devices section

- HEALTH-KEY ULTRA: U.S. App. No. 64/073,334 (filed May 23, 2026)
- HEALTH-BAND Neuro: U.S. App. No. 64/076,078 (filed May 27, 2026)
- Added Zenodo link for HEALTH-KEY ULTRA
- Updated HEALTH-BAND badge to show official app number

Author: EmbeddedOS

index.html

@@ -461,6 +461,10 @@ <h3>Developer Portal</h3>
 <div class="section">
   <h2 class="section-title">&#10084;&#65039; Health Devices</h2>
   <p class="section-subtitle">Patent-protected wearable health intelligence &mdash; two flagship products powered by EmbeddedOS on nRF52840</p>
+  <div style="display:flex;justify-content:center;gap:1rem;flex-wrap:wrap;margin-bottom:1rem">
+    <span style="background:rgba(63,185,80,0.12);color:#3fb950;padding:0.3rem 0.9rem;border-radius:999px;font-size:0.75rem;font-weight:700;border:1px solid rgba(63,185,80,0.3)">&#9679; HEALTH-KEY ULTRA &mdash; U.S. App. No. 64/073,334 &bull; Filed May 23, 2026</span>
+    <span style="background:rgba(63,185,80,0.12);color:#3fb950;padding:0.3rem 0.9rem;border-radius:999px;font-size:0.75rem;font-weight:700;border:1px solid rgba(63,185,80,0.3)">&#9679; HEALTH-BAND Neuro &mdash; U.S. App. No. 64/076,078 &bull; Filed May 27, 2026</span>
+  </div>
   <div style="height:3px;background:linear-gradient(90deg,#00e5cc,#7c3aed,#00e5cc);border-radius:2px;max-width:80px;margin:0 auto 2.5rem;"></div>
   <div class="product-grid">
 
@@ -484,6 +488,7 @@ <h3 style="margin:0">HEALTH-KEY ULTRA</h3>
       <div class="card-buttons">
         <a href="https://github.com/embeddedos-org/HealthKey-Ulta" class="btn btn-sm" style="background:#00e5cc;color:#0d1117;font-weight:600" target="_blank" rel="noopener">GitHub</a>
         <a href="https://github.com/embeddedos-org/HealthKey-Ulta/tree/main/patent" class="btn btn-sm btn-outline" target="_blank" rel="noopener">Patent Docs</a>
+        <a href="https://zenodo.org/records/20361196" class="btn btn-sm btn-outline" target="_blank" rel="noopener">Zenodo</a>
         <a href="https://github.com/embeddedos-org/HealthKey-Ulta/tree/main/companion-app" class="btn btn-sm btn-outline" target="_blank" rel="noopener">App</a>
       </div>
     </div>
@@ -503,7 +508,7 @@ <h3 style="margin:0">HEALTH-BAND Neuro</h3>
         <span class="badge" style="background:rgba(124,58,237,0.15);color:#bc8cff;border:1px solid rgba(124,58,237,0.25)">sEMG + TENS</span>
         <span class="badge" style="background:rgba(0,229,204,0.15);color:#00e5cc;border:1px solid rgba(0,229,204,0.25)">Zero-Hole</span>
         <span class="badge" style="background:rgba(88,166,255,0.15);color:#58a6ff;border:1px solid rgba(88,166,255,0.25)">OLED Display</span>
-        <span class="badge" style="background:rgba(63,185,80,0.15);color:#3fb950;border:1px solid rgba(63,185,80,0.25)">CIP Patent</span>
+        <span class="badge" style="background:rgba(63,185,80,0.15);color:#3fb950;border:1px solid rgba(63,185,80,0.25)">U.S. 64/076,078</span>
       </div>
       <div class="card-buttons">
         <a href="https://github.com/embeddedos-org/HEALTH-BAND-Neuro" class="btn btn-sm" style="background:#7c3aed;color:#fff;font-weight:600" target="_blank" rel="noopener">GitHub</a>