chore: contributing + code of conduct #747

	name: Tests

	on:
	pull_request:
	push:
	branches:
	- main
	paths:
	- '**.go'
	- '**.mod'
	- '**.sum'
	- '**.proto'
	- 'Makefile'

	jobs:
	unit:
	runs-on: ubuntu-latest
	steps:
	# Install and setup go
	- name: Set up Go 1.19
	uses: actions/setup-go@v4
	with:
	go-version: '^1.19'

	# checkout horcrux
	- name: checkout horcrux
	uses: actions/checkout@v3

	# make sure proto files are up to date
	- name: generate fresh signer proto .go files
	run: make signer-proto

	# run tests
	- name: run horcrux tests
	run: make test
	e2e:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	test:
	- TestMultipleChainHorcrux
	- TestChainPureHorcrux
	- TestDownedSigners2of3
	- TestDownedSigners3of5
	- TestLeaderElection2of3
	- Test2Of3SignerThreeSentries
	- Test2Of3SignerThreeSentriesUniqueConnection
	- TestUpgradeValidatorToHorcrux
	- TestSingleSignerTwoSentries
	steps:
	# Install and setup go
	- name: Set up Go 1.20
	uses: actions/setup-go@v4
	with:
	go-version: '^1.20.0'

	# checkout horcrux
	- name: checkout horcrux
	uses: actions/checkout@v3

	# make sure proto files are up to date
	- name: generate fresh signer proto .go files
	run: make signer-proto

	# run test matrix
	- name: run test
	run: cd test && go test -v -timeout 30m -run ^${{ matrix.test }}$ .

Provide feedback