Update docs.html

Author: wupz1027

docs/docs.html

@@ -652,9 +652,30 @@ <h2>How It Works</h2>
         </ul>
       </section>
       <section class="section" id="platform">
-        <h2>MemoryOS Playground</h2>
+        <h2>MemoryOS Playground (Online)</h2>
         <a class="memory-platform-btn" href="https://baijia.online/memoryos/" target="_blank" rel="noopener">Go to MemoryOS Playground</a>
         <p style="margin-top:18px;">Web-based memory analytics and management platform for MemoryOS. Coming soon!</p>
+        <h2 style="margin-top:36px;">MemoryOS Playground (Local)</h2>
+        <a class="memory-platform-btn" href="https://github.com/BAI-LAB/MemoryOS/tree/main/memoryos-playground" target="_blank" rel="noopener">Open Local Playground Repo</a>
+        <div style="margin-top:18px;">
+          <p><b>Local run steps:</b></p>
+          <pre style="font-size:1.15em;"><code>cd MemoryOS/memoryos-playground/memdemo/
+
+python3 app.py</code></pre>
+          <ul class="features">
+            <li>After launching the main interface, fill in <b>User ID</b>, <b>OpenAI API Key</b>, <b>Model</b>, and <b>API Base URL</b>.</li>
+          </ul>
+          <div style="margin-top:16px;display:flex;flex-direction:column;gap:12px;">
+            <img src="./local1.png" alt="MemoryOS Playground Local Screenshot 1" style="width:100%;max-width:860px;border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,0.08);"/>
+            <ul class="features">
+              <li>After entering the system, click the <b>Help</b> button to see what each button does.</li>
+            </ul>
+            <img src="./local2.png" alt="MemoryOS Playground Local Screenshot 2" style="width:100%;max-width:860px;border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,0.08);"/>
+            <ul class="features">
+              <li>The user's memory is stored under MemoryOS-main/memoryos-playground/memdemo/data</li>
+            </ul>
+          </div>
+        </div>
       </section>
       <section class="section" id="api-reference">
         <h2 style="font-size:1.6rem;font-weight:700;margin-top:36px;">MemoryOS Public API Reference</h2>