Update linter and makefile

.github/dependabot.yml

@@ -1,10 +1,14 @@
 version: 2
 updates:
-- package-ecosystem: gomod
-  directory: "/"
-  schedule:
-    interval: daily
-- package-ecosystem: github-actions
-  directory: "/"
-  schedule:
-    interval: daily
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "daily"
+  - package-ecosystem: "docker"
+    directory: "/"
+    schedule:
+      interval: "daily"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"

.github/workflows/ci.yaml

@@ -25,7 +25,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v3
         with:
-          go-version: "1.x"
+          go-version: "1.20.1" # update together with Dockerfile.dev
       - name: Debug with tmate SSH if enabled
         if: ${{ github.event_name == 'workflow_dispatch' && inputs.debug_ssh }}
         uses: mxschmitt/action-tmate@v3
@@ -38,10 +38,10 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v3
         with:
-          go-version: "1.x"
+          go-version: "1.20.1" # update together with Dockerfile.dev
       - uses: golangci/golangci-lint-action@v3
         with:
-          version: "v1.48.0"
+          version: "v1.51.1" # update together with Dockerfile.dev
 
   check-tidy:
     name: go mod tidy
@@ -50,7 +50,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v3
         with:
-          go-version: "1.x"
+          go-version: "1.20.1" # update together with Dockerfile.dev
       - run: make check-tidy
 
   typos:

Dockerfile.dev

@@ -0,0 +1,10 @@
+# update together with .github/workflows/ci.yml
+FROM golang:1.20.1 AS go
+
+# update together with .github/workflows/ci.yml
+FROM golangci/golangci-lint:v1.51.2 AS linter
+
+FROM go AS dev
+ENV INSIDE_DEV_CONTAINER 1
+WORKDIR /app
+COPY --from=linter /usr/bin/golangci-lint /usr/bin/

Makefile

@@ -1,24 +1,35 @@
-ci: test lint check-tidy
-.PHONY: ci
+help: ## show this message
+	@echo "All commands can be run on local machine as well as inside dev container."
+	@echo ""
+	@sed -nE 's/^ *([^[:blank:]]+)[[:blank:]]*:[^#]*##[[:blank:]]*(.+)/\1\n\2/p' $(MAKEFILE_LIST) | tr '\n' '\0' | xargs -0 -n 2 printf '%-25s%s\n'
+.PHONY: help
 
-test:
-	go test -race ./...
+.DEFAULT_GOAL := help
+
+test: ## run all tests
+	@echo "+ $@"
+	go test -race -count 1 -p 8 -parallel 8 -timeout 1m ./...
 .PHONY: test
 
-lint:
-	docker run --rm --name lint -v `pwd`:/app -w /app golangci/golangci-lint:v1.48.0 golangci-lint run
-.PHONY: lint
+test-cover: ## run all tests with code coverage
+	@echo "+ $@"
+	go test -race -count 1 -p 8 -parallel 8 -timeout 1m -coverpkg ./... -coverprofile coverage.out ./...
+.PHONY: test-cover
 
-tidy:
-	go mod tidy
-.PHONY: tidy
+lint: build-docker-dev ## run linter
+	@echo "+ $@"
+	$(RUN_IN_DOCKER) golangci-lint run
+.PHONY: lint
 
-update-deps:
-	go get -u -t ./...
-	go mod tidy
-.PHONY: update-deps
+bash: build-docker-dev ## run bash inside container for development
+ ifndef INSIDE_DEV_CONTAINER
+	@echo "+ $@"
+	$(RUN_IN_DOCKER) bash
+ endif
+.PHONY: bash
 
-check-tidy:
+check-tidy: ## ensure go.mod is tidy
+	@echo "+ $@"
 	cp go.mod go.check.mod
 	cp go.sum go.check.sum
 	go mod tidy -modfile=go.check.mod
@@ -27,6 +38,17 @@ check-tidy:
 	rm go.check.mod go.check.sum
 .PHONY: check-tidy
 
-test-cover:
-	go test -race -coverpkg ./... -coverprofile=coverage.out ./...
-.PHONY: test-cover
+build-docker-dev: ## build development image from Dockerfile.dev
+ ifndef INSIDE_DEV_CONTAINER
+	@echo "+ $@"
+	DOCKER_BUILDKIT=1 docker build --tag pairedbrackets:dev - < Dockerfile.dev
+ endif
+.PHONY: build-docker-dev
+
+ifndef INSIDE_DEV_CONTAINER
+  RUN_IN_DOCKER = docker run --rm                                                                \
+                             -it                                                                 \
+                             -w /app                                                             \
+                             --mount type=bind,consistency=delegated,source="`pwd`",target=/app  \
+                             pairedbrackets:dev
+endif

README.md

@@ -111,6 +111,14 @@ Flags:
 
 ## Changelog
 
+### [v1.1.1] - 2023-03-07
+
+#### Changed
+* Update golang to 1.20
+* Update dependencies
+* Update golangci-lint to v1.51.2
+* Update Makefile
+
 ### [v1.1.0] - 2022-06-22
 
 #### Changed
@@ -150,4 +158,4 @@ Flags:
 [license-img]: https://img.shields.io/github/license/maratori/testpackage.svg
 [license-url]: /LICENSE
 [godoc-img]: https://pkg.go.dev/badge/github.com/maratori/testpackage.svg
-[godoc-url]: https://pkg.go.dev/github.com/maratori/testpackage
+[godoc-url]: https://pkg.go.dev/github.com/maratori/testpackage

go.mod

@@ -1,6 +1,6 @@
 module github.com/maratori/testpackage
 
-go 1.19
+go 1.20
 
 require golang.org/x/tools v0.6.0