My Resolution of challenge

backend/.editorconfig

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+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = crlf
+charset = utf-8
+trim_trailing_whitespace = false
+insert_final_newline = false

backend/.env.example

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+SERVER_PORT = "3000"

backend/.eslintignore

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+*.json

backend/.eslintrc.js

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+module.exports = {
+  env: {
+    es2021: true,
+    node: true
+  },
+  extends: 'standard-with-typescript',
+  overrides: [
+  ],
+  parserOptions: {
+    ecmaVersion: 'latest',
+    sourceType: 'module'
+  },
+  rules: {
+  }
+}

backend/.gitignore

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+.vscode
+.env
+node_modules/

backend/README.md

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+<div align="center">
+
+  ![](https://media.natue.com.br/natuelabs/natuelabs.png)
+
+</div>
+
+<div align="center">
+
+<!-- Badges -->
+
+![GitHub top language](https://img.shields.io/github/languages/top/ruanvsrateira/products-json-api?color=8047F8)
+![GitHub last commit](https://img.shields.io/github/last-commit/ruanvsrateira/products-json-api?color=%23EBC136)
+![GitHub repo size](https://img.shields.io/github/repo-size/ruanvsrateira/products-json-api?color=8047F8)
+![GitHub made by](https://img.shields.io/badge/made%20by-ruanvsrateira-%23EBC136)
+
+</div>
+
+<br />
+
+<h2><img style="height: 25px" src="https://github.githubassets.com/images/icons/emoji/unicode/1f4d1.png" />  Sobre o projeto</h2>
+<p>
+    Desafio imposto pelo usuário do github <a href="https://github.com/natuelabs">NatueLabs</a> que consiste em uma API, que tenha a função de consultar um arquivo json, como um banco de dados, podendo filtrar informações.
+</p>
+
+<br>
+
+<h2><img style="height: 25px" src="https://github.githubassets.com/images/icons/emoji/unicode/1f680.png" /> Técnologias usadas no projeto</h2>
+
+<li><a href="https://nodejs.com">NodeJS</a></li>
+<li><a href="https://www.typescriptlang.org/">Typescript</a></li>
+<li><a href="https://prettier.io/">Prettier</a></li>
+<li><a href="https://eslint.org/">EsLint</a></li>
+
+
+<br>
+
+<h2><img style="height: 25px" src="https://github.githubassets.com/images/icons/emoji/unicode/2139.png" />  Pré-requisitos: </h2>
+<li><a href="https://git-scm.com/">Git</a></li>
+<li><a href="https://nodejs.org/en/">Node.js</a></li>
+
+<br>
+
+```bash
+    # clonar repositório
+    git clone http://github.com/ruanvsrateira/challenge.git
+
+    # Entrar no repositório
+    cd challenge
+    cd backend
+
+    # Instalação de dependencias
+    npm i
+    # ou
+    yarn i
+
+    # Rodar api
+    npm run dev
+    # ou
+    yarn run dev
+
+    # Buildar projeto
+    npm run build
+    #ou
+    yarn run build
+
+    #Rodar projeto buildado
+    npm run start
+    #ou
+    yarn run start
+```
+
+<br />
+
+## Desenvolvido por <a href="https://www.linkedin.com/in/ruanvsrateira" target="__blank">Ruan Victor</a>

backend/jest.config.js

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+/** @type {import('ts-jest').JestConfigWithTsJest} */
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node'
+}