chore(ci): upgrade to action v4 #536

	name: Github Actions C++ Standard
	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main
	jobs:
	test-and-upstream:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 2
	- name: Set up Python 3.10
	uses: actions/setup-python@v2
	with:
	python-version: '3.10'
	- name: Before Install
	run: \|
	pip install requests
	sudo apt-get install g++
	- name: Run Tests
	env:
	API_KEY: ${{ secrets.API_KEY }}
	EXPECTED_COVERAGE: ${{ secrets.EXPECTED_COVERAGE }}
	run: \|
	g++ -std=c++11 -o TestBinary -fprofile-arcs -ftest-coverage test/test_index.cpp
	./TestBinary
	gcov -o . test/test_index.cpp
	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v4
	- name: Test coverage percentage
	run: python request.py
	- name: Upstream to Standards
	env:
	GH_TOKEN: ${{ secrets.GH_TOKEN }}
	COVERAGE_SOURCE_FILE: ${{ secrets.COVERAGE_SOURCE_FILE }}
	if: ${{ github.event_name == 'push'}}
	run: \|
	wget --header "Authorization: token ${GH_TOKEN}" \
	--header "Accept: application/vnd.github.v3.raw" \
	https://api.github.com/repos/codecov/standards/contents/upstream.sh
	bash upstream.sh

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