init - add project files

vendor/github.com/caarlos0/env/v11/Makefile

@@ -0,0 +1,37 @@
+SOURCE_FILES?=./...
+TEST_PATTERN?=.
+
+export GO111MODULE := on
+
+setup:
+	go mod tidy
+.PHONY: setup
+
+build:
+	go build
+.PHONY: build
+
+test:
+	go test -v -failfast -race -coverpkg=./... -covermode=atomic -coverprofile=coverage.txt $(SOURCE_FILES) -run $(TEST_PATTERN) -timeout=2m
+.PHONY: test
+
+cover: test
+	go tool cover -html=coverage.txt
+.PHONY: cover
+
+fmt:
+	gofumpt -w -l .
+.PHONY: fmt
+
+lint:
+	golangci-lint run ./...
+.PHONY: lint
+
+ci: build test
+.PHONY: ci
+
+card:
+	wget -O card.png -c "https://og.caarlos0.dev/**env**: parse envs to structs.png?theme=light&md=1&fontSize=100px&images=https://github.com/caarlos0.png"
+.PHONY: card
+
+.DEFAULT_GOAL := ci