add make config for the main development tasks

Makefile

@@ -0,0 +1,20 @@
+##@ General
+
+help: ## Display this help.
+	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
+
+##@ Documentation
+
+docs-build: ## Build the MkDocs documentation
+	@mkdocs build
+
+docs-serve: ## Run mkdocs builtin development server
+	@mkdocs serve
+
+##@ Lint
+
+lint-markdown: ## Run markdown linter on all files
+	@mdl .
+
+%:
+	@true