add back makefile and gitignore

.gitignore

@@ -0,0 +1,24 @@
+# Test binary, build with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Coverage artifacts
+coverage.zip
+coverage.txt
+cover.json
+cover-summary
+index.html
+
+.DS_Store
+
+# Ignore flow json config
+flow.json
+flow*.json
+!tests/flow.json
+
+# IDE related files
+.idea
+.vscode
+git

Makefile

@@ -0,0 +1,42 @@
+# The short Git commit hash
+SHORT_COMMIT := $(shell git rev-parse --short HEAD)
+# The Git commit hash
+COMMIT := $(shell git rev-parse HEAD)
+# The tag of the current commit, otherwise empty
+VERSION := $(shell git describe --tags --abbrev=0 --exact-match 2>/dev/null)
+# Name of the cover profile
+COVER_PROFILE := coverage.txt
+# Disable go sum database lookup for private repos
+GOPRIVATE := github.com/dapperlabs/*
+# Ensure go bin path is in path (Especially for CI)
+GOPATH ?= $(HOME)/go
+PATH := $(PATH):$(GOPATH)/bin
+# OS
+UNAME := $(shell uname)
+
+MIXPANEL_PROJECT_TOKEN := 3fae49de272be1ceb8cf34119f747073
+
+.PHONY: test
+test:
+	GO111MODULE=on go test -coverprofile=$(COVER_PROFILE) $(if $(JSON_OUTPUT),-json,) ./...
+
+.PHONY: install-tools
+install-tools:
+	cd ${GOPATH}; \
+	mkdir -p ${GOPATH}; \
+	GO111MODULE=on go install github.com/axw/gocov/gocov@latest; \
+	GO111MODULE=on go install github.com/matm/gocov-html/cmd/gocov-html@latest; \
+	GO111MODULE=on go install github.com/sanderhahn/gozip/cmd/gozip@latest; \
+	GO111MODULE=on go install github.com/vektra/mockery/[email protected];
+
+.PHONY: generate-schema
+generate-schema:
+	go run ./cmd/flow-schema/flow-schema.go ./schema.json
+
+.PHONY: check-schema
+check-schema:
+	go run ./cmd/flow-schema/flow-schema.go --verify=true ./schema.json 
+
+.PHONY: generate
+generate: install-tools
+	go generate ./...