Containerize lint

Signed-off-by: Christopher Crone <christopher.crone@docker.com>

Author: chris-crone

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
       uses: actions/checkout@v2
 
     - name: Lint
-      run: make lint
+      run: DOCKER_BUILDKIT=1 make lint
 
     - name: Build
       run: make build

Makefile

@@ -1,6 +1,7 @@
 .DEFAULT_GOAL := help
 
 PACKAGE=github.com/compose-spec/compose-ref
+IMAGE_PREFIX=composespec/compose-ref-
 
 GOFLAGS=-mod=vendor
 
@@ -16,9 +17,13 @@ test: ## Run tests
 fmt: ## Format go files
 	@goimports -e -w ./
 
+.PHONY: build-validate-image
+build-validate-image:
+	docker build . -f ci/Dockerfile -t $(IMAGE_PREFIX)validate
+
 .PHONY: lint
-lint: ## Verify Go files
-	golangci-lint run --config ./golangci.yml ./
+lint: build-validate-image
+	docker run --rm $(IMAGE_PREFIX)validate bash -c "golangci-lint run --config ./golangci.yml ./"
 
 .PHONY: setup
 setup: ## Setup the precommit hook

ci/Dockerfile

@@ -0,0 +1,9 @@
+FROM golang:1.14
+
+WORKDIR /go/src
+
+ARG GOLANGCILINT_VERSION=v1.24.0
+RUN curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin ${GOLANGCILINT_VERSION}
+
+ENV GOFLAGS=-mod=vendor
+COPY . .