feat: Improvements to Makefile (cosmos#935)

Adds option for:
- Cleaning testing cache
- test both race and without race
- lint
Adds `--count=1` flag for tests to avoid cached results

.yamllint.yml

@@ -0,0 +1,9 @@
+---
+# Built from docs https://yamllint.readthedocs.io/en/stable/configuration.html
+extends: default
+
+rules:
+  # 120 chars should be enough, but don't fail if a line is longer
+  line-length:
+    max: 120
+    level: warning

Makefile

@@ -7,13 +7,32 @@ help: Makefile
 	@sed -n 's/^##//p' $< | column -t -s ':' |  sed -e 's/^/ /'
 .PHONY: help
 
+## clean: clean testcache
+clean:
+	@echo "--> Clearing testcache"
+	@go clean --testcache
+.PHONY: clean
+
 ## cover: generate to code coverage report.
 cover:
 	@echo "--> Generating Code Coverage"
 	@go install github.com/ory/go-acc@latest
 	@go-acc -o coverage.txt `go list ./...`
 .PHONY: cover
 
+## lint: Run linters golangci-lint and markdownlint.
+lint:
+	@echo "--> Running golangci-lint"
+	@golangci-lint run
+	@echo "--> Running markdownlint"
+	@markdownlint --config .markdownlint.yaml '**/*.md'
+	@echo "--> Running hadolint"
+	@hadolint docker/mockserv.Dockerfile
+	@echo "--> Running yamllint"
+	@yamllint --no-warnings . -c .yamllint.yml
+
+.PHONY: lint
+
 ## test-unit: Running unit tests
 test-unit:
 	@echo "--> Running unit tests"
@@ -23,9 +42,15 @@ test-unit:
 ## test-unit-race: Running unit tests with data race detector
 test-unit-race:
 	@echo "--> Running unit tests with data race detector"
-	@go test -race `go list ./...`
+	@go test -race -count=1 `go list ./...`
 .PHONY: test-unit-race
 
+### test-all: Run tests with and without data race
+test-all:
+	@$(MAKE) test-unit
+	@$(MAKE) test-unit-race
+.PHONY: test-all
+
 ## proto-gen: Generate protobuf files. Requires docker.
 proto-gen:
 	@echo "--> Generating Protobuf files"