feat: High availabilty via RAFT #429

Job	Run time
Determine Image Tag	3s
test / Run Integration Tests	1m 38s
test / Go Mod Tidy Check	27s
test / Build All ev-node Binaries	1m 26s
test / Run Unit Tests	2m 43s
lint / markdown-lint	16s
lint / goreleaser-check	9s
lint / golangci-lint	1m 16s
lint / hadolint	7s
lint / yamllint	7s
proto / buf-check	8s
docker / Build ev-node-testapp	14m 46s
docker / Build ev-node-evm	16m 5s
test / Run E2E System Tests	5m 12s
test / Run EVM Execution Tests	2m 5s
test / Combine and Upload Coverage	-1s
docker-tests / Docker Upgrade E2E Tests	3m 8s
docker-tests / Docker E2E Tests	6m 29s
	56m 4s

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