feat: help annotations for Makefile

Makefile

@@ -53,29 +53,29 @@ define test_loadbalance
 endef
 
 
-configure:
+configure: ## Configure whole deployment 
 	$(call configure_ping)
 	$(call configure_base)
 	$(call configure_libreddit)
 	$(call configure_loadbalance)
 
-configure.ping:
+configure.ping: ## Ping all VMs
 	$(call configure_ping)
 
-configure.base:
+configure.base: ## Configure all VMs to base production configuration
 	$(call configure_ping)
 	$(call configure_base)
 
-configure.libreddit:
+configure.libreddit: ## Configure libreddit
 	$(call configure_ping)
 	$(call configure_libreddit)
 
-configure.loadbalance:
+configure.loadbalance: ## Configure loadbalancer
 	$(call configure_ping)
 	$(call configure_loadbalance)
 
 
-lint:
+lint: ## Lint source code
 	terraform fmt
 	ansible-lint --write ./ansible/playbook.yml
 	ansible-lint --write ./ansible/shutdown.yml
@@ -83,23 +83,27 @@ lint:
 	ansible-lint --write ./ansible/libreddit.yml
 	. ./venv/bin/activate && black tests/
 
-on:
+on: ## Boot VMs
 	./scripts/on.sh
 	virsh list
 
-shutdown:
+shutdown: ## Shutdown VMs
 	ansible-playbook -i ./ansible/inventory/hosts.ini -f 10 ./ansible/shutdown.yml
 
-test:
+test: ## Run all tests
 	$(call test_base)
 	$(call test_loadbalance)
 	$(call test_libreddit)
 
-test.base:
+test.base: ## Test base configuration on all VMs
 	$(call test_base)
 
-test.loadbalance:
+test.loadbalance: ## Test loadbalancer installation
 	$(call test_loadbalance)
 
-test.libreddit:
+test.libreddit: ## Test libreddit installation
 	$(call test_libreddit)
+
+
+help: ## Prints help for targets with comments
+	@cat $(MAKEFILE_LIST) | grep -E '^[a-zA-Z_-].+:.*?## .*$$' | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'