Local Expo / React Native app builder runner for my OpenClaw server.
This skill is a controlled runner that only executes an allowlisted script:
/home/patron/apps/_bin/appctl
and that script is restricted to operate under:
/home/patron/apps/.
This skill wraps appctl to provide a safe, repeatable workflow:
/home/patron/apps//home/patron/apps//app/.tsx expo start --web) bound to 127.0.0.1 on a chosen portCommand:
new Example:
new demoappResult:
/home/patron/apps/demoappnpx create-expo-app in non-interactive modeCommand:
add-screen </code></li></ul><p><strong>Example:</strong></p><ul><li><code>add-screen demoapp Settings "Settings"</code></li></ul><p><strong>Result:</strong></p><ul><li>Writes: <code>/home/patron/apps/demoapp/app/Settings.tsx</code></li><li>Makes a git commit (best-effort)</li></ul><hr><h3>3) Start web preview</h3><p><strong>Command:</strong></p><ul><li><code>preview <name></code></li></ul><p><strong>Environment:</strong></p><ul><li><code>EXPO_PORT</code> (optional): override preview port </li></ul><p> Default: <code>19006</code></p><p><strong>Example:</strong></p><ul><li><code>preview demoapp</code></li><li><code>EXPO_PORT=19010 preview demoapp</code></li></ul><p><strong>Result:</strong></p><ul><li>Starts <code>npx expo start --web --port <port></code></li><li>Writes logs to: <code>/home/patron/apps/_logs/<name>.preview.log</code></li><li>Writes pid to: <code>/home/patron/apps/_state/<name>.pid</code></li><li>Writes port to: <code>/home/patron/apps/_state/<name>.port</code></li></ul><hr><h3>4) Status</h3><p><strong>Command:</strong></p><ul><li><code>status <name></code></li></ul><p><strong>Example:</strong></p><ul><li><code>status demoapp</code></li></ul><p><strong>Result:</strong></p><ul><li>Prints RUNNING with URL if process is alive</li><li>Otherwise prints STOPPED</li></ul><h2>Safety / Guardrails</h2><ul><li>The runner is <strong>allowlisted</strong>: only <code>node</code>, <code>npm</code>, <code>npx</code>, <code>git</code>, <code>bash</code>, <code>python3</code> can be invoked.</li><li>All project paths are constrained to <code>/home/patron/apps</code>.</li><li>Preview binds to <code>127.0.0.1</code> (loopback). Expose it externally only via explicit SSH tunnel if desired.</li><li>Telemetry is disabled for Expo in preview (<code>EXPO_NO_TELEMETRY=1</code>).</li></ul><h2>Troubleshooting</h2><ul><li>If <code>preview</code> says running but page doesn’t load: check the log file in <code>/home/patron/apps/_logs/</code>.</li><li>If a port is busy: set <code>EXPO_PORT</code> to a free port and re-run <code>preview</code>.</li><li>To stop preview: <code>kill $(cat /home/patron/apps/_state/<name>.pid)</code> (if pid exists).</li></ul></div>
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<h2>版本历史</h2>
<p style="margin-bottom:12px;font-size:14px;color:#94a3b8;">共 1 个版本</p>
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<span class="version-tag">v0.1.1</span>
<span style="font-size:11px;color:#5b6abf;margin-left:8px;background:#eef0ff;padding:1px 8px;border-radius:10px;">当前</span> </div>
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2026-03-29 15:50 安全 安全 </div>
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<h4>腾讯云安全 (Keen)</h4>
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安全，无风险 </div>
<a href="https://tix.qq.com/search/skill?keyword=bcd2c4df120ebc04795a59628279df28" target="_blank">查看报告</a> </div>
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<h4>腾讯云安全 (Sanbu)</h4>
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安全，无风险 </div>
<a href="https://static.cloudsec.tencent.com/html-report-v2/2026/05/25/400055_71ec82faf83050c6b64cfad3e6243e87.html?q-sign-algorithm=sha1&q-ak=AKID8JMG1bzBC1dz96qNhssfFftujT1NCoFi&q-sign-time=1781389833%3B1812925833&q-key-time=1781389833%3B1812925833&q-header-list=host&q-url-param-list=&q-signature=a737a9856a1d21103963a8ec198ead7607c9de28" target="_blank">查看报告</a> </div>
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