typescript声明全局变量无效

Question

在system.d.ts中声明一个全局变量，但是在.vue里面无法识别该变量类型，ts.config配置如下：

"include": [
    "src/**/*.ts",
    "src/**/*.d.ts",
    "src/**/*.tsx",
    "src/**/*.vue",
    "auto-imports.d.ts",
    "components.d.ts",
  ],