Add board-day worksheet and cross-link bring-up docs

docs/bring-up.html

@@ -25,6 +25,10 @@
       <p class="eyebrow">Execution Checklist</p>
       <h1>Hardware Bring-Up Plan</h1>
       <p>Pre-arrival completeness gates, board-day smoke tests, and fault-localization rules for the first FPGA module and carrier-board sessions.</p>
+      <div class="cta-row">
+        <a class="button" href="board-day-worksheet.html">Open Board-Day Worksheet</a>
+        <a class="button ghost" href="reports.html">Open Artifact Inventory</a>
+      </div>
     </section>
 
     <section class="card" style="margin-top:0.8rem;">
@@ -113,6 +117,7 @@
           <li>Regression evidence for the tracked branch: MCU host suite and FPGA regression/integration suite.</li>
           <li>Day-0 measurement sheet covering supply currents, temperatures, and observed status outputs.</li>
         </ul>
+        <p><a class="button ghost" href="reports.html">View concrete artifact inventory</a></p>
       </article>
       <article class="card">
         <h2>Host-side tools and workflows</h2>
@@ -123,6 +128,7 @@
           <li>ILA capture workflow for raw ADC, DDC, matched-filter, and USB-domain checkpoints.</li>
           <li>Repeatable checklist for baseline image, debug image, and rollback image selection.</li>
         </ul>
+        <p><a class="button ghost" href="board-day-worksheet.html">Open printable worksheet</a></p>
       </article>
     </section>