Add simplifying startup commands to Makefile

Makefile

@@ -1,9 +1,10 @@
-# If you want you can use this Makefile to specify debug commands, test scripts, etc.
-
-# Some examples below
+ID := $(shell docker ps | grep iot | awk '{print $$1}')
 
 start:
-	docker-compose build && docker-compose up -d
+	docker-compose up --build -d
+
+stop:
+	docker-compose down
 
 restart:
 	docker-compose restart
@@ -12,4 +13,7 @@ build:
 	docker-compose build
 
 purge:
-	docker-compose down -v --rmi all --remove-orphans
+	docker-compose down -v --rmi all --remove-orphans
+
+iot:
+	docker exec -it $(ID) /bin/bash