feat(example): add MPC generation test interface

example/index.html

@@ -407,6 +407,14 @@
           </div>
           <div id="log-load" class="log"></div>
         </div>
+        
+        <div class="card" style="border-color: var(--warning);">
+          <h3>test_mpc() <span class="badge" style="background: var(--warning); color: #000;">debug</span></h3>
+          <div class="btn-row">
+            <button class="btn" style="background: var(--warning); color: #000;" onclick="testMPC()">Test MPC Generation</button>
+          </div>
+          <div id="log-mpc" class="log"></div>
+        </div>
       </section>
       
       <section id="section-explorer" class="tab-content">

example/main.js

@@ -147,6 +147,30 @@ window.testPing = async function() {
   }
 };
 
+window.testMPC = async function() {
+  if (!enclave) return log('mpc', 'err', 'Plugin not loaded');
+  
+  log('mpc', 'info', 'Testing MPC key generation...');
+  
+  try {
+    const result = await enclave.plugin.call('test_mpc', '{}');
+    if (!result) {
+      log('mpc', 'err', 'No response from plugin');
+      return;
+    }
+    const output = result.json();
+    if (output.result?.startsWith('SUCCESS')) {
+      log('mpc', 'ok', output.result);
+    } else if (output.result?.startsWith('PANIC')) {
+      log('mpc', 'err', output.result);
+    } else {
+      log('mpc', 'err', output.result || 'Unknown error');
+    }
+  } catch (err) {
+    log('mpc', 'err', `Exception: ${err?.message || JSON.stringify(err)}`);
+  }
+};
+
 window.testGenerate = async function() {
   if (!enclave) return log('generate', 'err', 'Plugin not loaded');