chore: add help make target

GNUmakefile

@@ -7,71 +7,74 @@ GO_VER              ?= go
 
 default: build
 
-.PHONY: all build default docs docs-all docs-import golangci-lint lint plural-data-sources resources schemas singular-data-sources test testacc tools
+.PHONY: all build default docs docs-all docs-import golangci-lint help lint plural-data-sources resources schemas singular-data-sources test testacc tools
 
-all: schemas resources singular-data-sources plural-data-sources build docs-all
+all: schemas resources singular-data-sources plural-data-sources build docs-all ## Generate all schemas, resources, data sources, documentation, and build the provider
 
-build: prereq-go
+help: ## Display this help
+	@grep -E '^[a-zA-Z0-9_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-21s\033[0m %s\n", $$1, $$2}'
+
+build: prereq-go ## Build the provider
 	$(GO_VER) install
 
-plural-data-sources: prereq-go
+plural-data-sources: prereq-go ## Generate plural data sources
 	rm -f internal/*/*/*_plural_data_source_gen.go
 	rm -f internal/*/*/*_plural_data_source_gen_test.go
 	$(GO_VER) generate internal/provider/plural_data_sources.go
 	goimports -w internal/*/*/*_plural_data_source_gen.go
 	goimports -w internal/*/*/*_plural_data_source_gen_test.go
 
-singular-data-sources: prereq-go
+singular-data-sources: prereq-go ## Generate singular data sources
 	rm -f internal/*/*/*_singular_data_source_gen.go
 	rm -f internal/*/*/*_singular_data_source_gen_test.go
 	$(GO_VER) generate internal/provider/singular_data_sources.go
 	goimports -w internal/*/*/*_singular_data_source_gen.go
 	goimports -w internal/*/*/*_singular_data_source_gen_test.go
 
-resources: prereq-go
+resources: prereq-go ## Generate resources
 	rm -f internal/*/*/*_resource_gen.go
 	rm -f internal/*/*/*_resource_gen_test.go
 	$(GO_VER) generate internal/provider/resources.go
 	goimports -w internal/*/*/*_resource_gen.go
 	goimports -w internal/*/*/*_resource_gen_test.go
 
-schemas: prereq-go
+schemas: prereq-go ## Generate schemas
 	$(GO_VER) generate internal/provider/schemas.go
 
-test: prereq-go
+test: prereq-go ## Run unit tests
 	$(GO_VER) test $(TEST) $(TESTARGS) -timeout=5m
 
 # make testacc PKG_NAME=internal/aws/logs TESTARGS='-run=TestAccAWSLogsLogGroup_basic'
-testacc: prereq-go
+testacc: prereq-go ## Run acceptance tests
 	TF_ACC=1 $(GO_VER) test ./$(PKG_NAME) -v -count $(TEST_COUNT) -parallel $(ACCTEST_PARALLELISM) $(TESTARGS) -timeout $(ACCTEST_TIMEOUT)
 
-lint: golangci-lint importlint
+lint: golangci-lint importlint ## Run all linters
 
-golangci-lint:
+golangci-lint: ## Run golangci-lint
 	@echo "==> Checking source code with golangci-lint..."
 	@golangci-lint run ./internal/...
 
-importlint:
+importlint: ## Run importlint
 	@echo "==> Checking source code with importlint..."
 	@impi --local . --scheme stdThirdPartyLocal --ignore-generated=true ./...
 
-tools: prereq-go
+tools: prereq-go ## Install tools
 	cd tools && $(GO_VER) install github.com/golangci/golangci-lint/cmd/golangci-lint
 	cd tools && $(GO_VER) install github.com/pavius/impi/cmd/impi
 	cd tools && $(GO_VER) install github.com/hashicorp/terraform-plugin-docs/cmd/tfplugindocs
 	cd tools && $(GO_VER) install golang.org/x/tools/cmd/goimports@latest
 
-docs-all: docs-import docs
+docs-all: docs-import docs ## Generate all documentation
 
-docs: prereq-go
+docs: prereq-go ## Generate documentation
 	rm -f docs/data-sources/*.md
 	rm -f docs/resources/*.md
 	@tfplugindocs generate
 
-docs-import: prereq-go
+docs-import: prereq-go ## Generate import documentation
 	$(GO_VER) run internal/provider/generators/import-examples/main.go -file=internal/provider/import_examples_gen.json
 
-prereq-go: ## If $(GO_VER) is not installed, install it
+prereq-go: # If $(GO_VER) is not installed, install it
 	@if ! type "$(GO_VER)" > /dev/null 2>&1 ; then \
 		echo "make: $(GO_VER) not found" ; \
 		echo "make: installing $(GO_VER)..." ; \