docs: add prominent Eruka dashboard link to docs site

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: bkataru

docs/templates/index.html

@@ -42,8 +42,9 @@
     <div class="hero">
         <img src="{{ get_url(path='eruka-mcp-logo.svg') }}" alt="eruka-mcp">
         <h1>eruka-mcp</h1>
-        <p>MCP server for Eruka context memory. Tells AI agents what it <strong>knows</strong>, <strong>thinks</strong>, what's <strong>stale</strong>, and what it <strong>doesn't know</strong>.</p>
-        <div class="badges">
+        <p>MCP server for <a href="https://eruka.dirmacs.com" style="color:#fff;font-weight:bold;border-bottom:2px solid var(--accent)">Eruka</a> context memory. Tells AI agents what it <strong>knows</strong>, <strong>thinks</strong>, what's <strong>stale</strong>, and what it <strong>doesn't know</strong>.</p>
+        <p style="margin-top:0.75rem"><a href="https://eruka.dirmacs.com" style="background:var(--accent);color:#fff;padding:0.5rem 1.25rem;border-radius:6px;font-weight:600;font-size:0.9rem;display:inline-block">Open Eruka Dashboard &rarr;</a></p>
+        <div class="badges" style="margin-top:1.5rem">
             <img src="https://img.shields.io/crates/v/eruka-mcp?style=flat-square&color=10b981" alt="crates.io">
             <img src="https://img.shields.io/crates/d/eruka-mcp?style=flat-square&color=059669" alt="downloads">
             <img src="https://img.shields.io/badge/license-MIT-blue?style=flat-square" alt="MIT">