feat(runtime): add SSH command bridge

ui/app.js

@@ -185,6 +185,27 @@ function wireTerminalActions() {
   if (button) button.addEventListener('click', runLocalTerminalCommand);
 }
 
+async function runSshCommand() {
+  const host = document.getElementById('ssh-host').value;
+  const user = document.getElementById('ssh-user').value || null;
+  const command = document.getElementById('ssh-command').value;
+  const output = document.getElementById('ssh-output');
+  output.textContent = 'Connecting…';
+  try {
+    const tauri = window.__TAURI__?.core;
+    if (!tauri) throw new Error('Tauri bridge unavailable in browser preview');
+    const result = await tauri.invoke('run_ssh_command', { host, user, port: 22, command });
+    output.textContent = [`ssh ${host} ${command}`, `exit ${result.exit_code}`, result.stdout, result.stderr].filter(Boolean).join('\n');
+  } catch (error) {
+    output.textContent = String(error);
+  }
+}
+
+function wireSshActions() {
+  const button = document.getElementById('run-ssh');
+  if (button) button.addEventListener('click', runSshCommand);
+}
+
 async function boot() {
   const [dashboard, features] = await Promise.all([
     invokeOrFallback('wallet_dashboard', fallbackDashboard),
@@ -195,6 +216,7 @@ async function boot() {
   wireVaultActions();
   wireSettingsActions();
   wireTerminalActions();
+  wireSshActions();
 }
 
 boot();

ui/index.html

@@ -159,6 +159,22 @@
         </div>
       </section>
 
+      <section class="panel terminal-panel">
+        <div class="panel-heading">
+          <div>
+            <p class="eyebrow">SSH</p>
+            <h3>Run a remote command</h3>
+          </div>
+          <button id="run-ssh" class="primary" type="button">SSH run</button>
+        </div>
+        <div class="ssh-grid">
+          <input id="ssh-host" placeholder="host" value="example.com" />
+          <input id="ssh-user" placeholder="user optional" value="" />
+          <input id="ssh-command" placeholder="command" value="uptime" />
+        </div>
+        <pre id="ssh-output" class="runtime-output">SSH runtime is wired through system ssh with BatchMode and timeout.</pre>
+      </section>
+
       <section class="panel feature-panel">
         <div class="panel-heading">
           <div>

ui/styles.css

@@ -317,3 +317,9 @@ h3 { margin-bottom: 0; font-size: 18px; }
 .settings-form { margin-top: 18px; padding-top: 16px; border-top: 1px solid #edf1fb; display: grid; gap: 8px; }
 .settings-form label { color: #62708f; font-weight: 800; }
 .settings-form select { flex: 1; min-width: 0; border: 1px solid #dfe6f6; border-radius: 14px; padding: 11px 12px; color: #253052; background: #f8faff; }
+
+
+.ssh-grid { margin-top: 18px; display: grid; grid-template-columns: 1fr 0.7fr 1.2fr; gap: 10px; }
+.ssh-grid input { min-width: 0; border: 1px solid #dfe6f6; border-radius: 14px; padding: 12px 14px; color: #253052; background: #f8faff; }
+.runtime-output { min-height: 100px; margin: 12px 0 0; padding: 16px; border-radius: 18px; color: #b9fbcf; background: #12182b; white-space: pre-wrap; overflow: auto; font: 13px/1.5 ui-monospace, SFMono-Regular, Consolas, monospace; }
+@media (max-width: 720px) { .ssh-grid { grid-template-columns: 1fr; } }