Makefile improvements

Makefile

 up: ## Starts the docker hub
 	$(DOCKER_COMP) up -d
 
+up_%: ## Start a single service
+	$(DOCKER_COMP) up $(subst up_,,$@)
+
 down: ## Stops the docker hub
 	$(DOCKER_COMP) down --remove-orphans
 
 status: ## Prompt Containers
 	$(DOCKER_COMP) ps
 
-shell_%: ## Connects to the application container
-	$(DOCKER_COMP) exec $(subst shell_,,$@) bash
+sh_%: ## Connects to the application container
+	$(DOCKER_COMP) exec $(subst sh_,,$@) sh
+
+bash_%: ## Connects to the application container
+	$(DOCKER_COMP) exec $(subst bash_,,$@) bash
+
+logs: ## Displays the logs of the application container
+	$(DOCKER_COMP) logs -f
 
 logs_%: ## Displays the logs of the application container
 	$(DOCKER_COMP) logs -f $(subst logs_,,$@)