diff --git a/package.json b/package.json
index 469f516..ff548b3 100644
--- a/package.json
+++ b/package.json
@@ -6,8 +6,8 @@
   "scripts": {
     "dev": "vite",
     "build": "vite build",
-    "serve": "vite preview",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "preview": "vite preview",
+    "start": "node server/index.js"
   },
   "devDependencies": {
     "vite": "^2.6.4"
diff --git a/server/index.js b/server/index.js
new file mode 100644
index 0000000..20693f0
--- /dev/null
+++ b/server/index.js
@@ -0,0 +1,35 @@
+'use strict'
+
+// 规则
+// 1. 持续运行
+// 2. 周期回归
+// 3. 锚点小模型
+// 4. 基础规律模型
+
+async function thinking(x, n = 0) {
+    if (x === 'x') return 'xD'
+    if (n > 1024) return x + 'De'
+    return await thinking(x, n + 1)
+}
+
+async function main(tasks = []) {
+    while (true) {
+        const task = tasks.pop() // 取一个任务(后进先出)
+        // 执行任务(了解任务目标, 前提是认知目标和其宏观原理)
+        // 寻找方法(了解寻找方法的原理, 以及方法的优劣分辨)
+        // 尝试解法(分支扩展拟合, 或全局拟合)
+        // 执行一次thinking
+        //await thinking('x')
+        // 内存低于1GB时，终止进程
+        if (process.memoryUsage().rss > 1024 * 1024 * 1024) {
+            console.log('内存不足，进程终止')
+            process.exit()
+        }
+        // 每秒一次打印当前进程占用的内存
+        await new Promise((resolve) => setTimeout(resolve, 100))
+        const used = process.memoryUsage().heapUsed / 1024 / 1024
+        console.log(`内存使用 ${Math.round(used * 100) / 100} MB`)
+    }
+}
+
+main()