diff --git a/.vscode/middleware.code-snippets b/.vscode/middleware.code-snippets
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+{
+  "middleware": {
+    "prefix": "middleware",
+    "body": [
+      "import { Middleware } from '@midwayjs/core';",
+      "import { NextFunction, Context } from '@midwayjs/koa';",
+      "import { IMiddleware } from '@midwayjs/core';",
+      "",
+      "/**",
+      " * 描述",
+      " */",
+      "@Middleware()",
+      "export class XxxMiddleware implements IMiddleware<Context, NextFunction> {",
+      "  resolve() {",
+      "    return async (ctx: Context, next: NextFunction) => {",
+      "      // 控制器前执行的逻辑",
+      "      const startTime = Date.now();",
+      "      // 执行下一个 Web 中间件，最后执行到控制器",
+      "      await next();",
+      "      // 控制器之后执行的逻辑",
+      "      console.log(Date.now() - startTime);",
+      "    };",
+      "  }",
+      "}",
+      ""
+    ],
+    "description": "cool-admin middleware代码片段"
+  }
+}