Meu código está exatamento igual ao da professora. No entando, venho recebendo tal erro ao tentar rodar o "npm run dev"
server.listen(PORT, () => { ^
ReferenceError: server is not defined at file:///C:/Users/henri/OneDrive/%C3%81rea%20de%20Trabalho/estudo/node-alura-test/server.js:11:1 at ModuleJob.run (node:internal/modules/esm/module_job:198:25) at async Promise.all (index 0) at async ESMLoader.import (node:internal/modules/esm/loader:385:24) at async loadESM (node:internal/process/esm_loader:88:5) at async handleMainPromise (node:internal/modules/run_main:61:12) [nodemon] app crashed - waiting for file changes before starting...