ci(.github): create gh actions scope for ci

[claytonsilva]

Criado mudança do CircleCI para o GH Actions para maior aderência e transparência dos processos de ci dentro da plataforma do GH

[Copilot]

Pull Request Overview

This PR replaces the existing CircleCI pipeline with a GitHub Actions workflow to standardize CI within GitHub.

• Adds a Node.js CI workflow under .github/main.yaml
• Removes legacy CircleCI config in .circleci/config.yml
• Retains timezone setup, dependency installs, tests, and coverage reporting

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
.github/main.yaml	New GitHub Actions workflow for Node.js CI
.circleci/config.yml	Removed old CircleCI configuration

Comments suppressed due to low confidence (4)

.github/main.yaml:3

• Consider also triggering this workflow on pull_request events to validate PRs before merge.

on: [push]

.github/main.yaml:15

• You run both npm ci and later yarn; pick one package manager to avoid conflicting lockfiles and reduce CI time.

      - run: npm ci

.github/main.yaml:23

• This step syntax looks like a CircleCI orb. For GitHub Actions, use the official Coveralls action, e.g., uses: coverallsapp/github-action@v1 and provide with: path_to_lcov: './reports/coverage/lcov.info'.

      - coveralls/upload:

.github/main.yaml:25

• store_test_results is not a standard GitHub Action; consider using actions/upload-artifact@v3 to archive test results instead.

      - store_test_results: