auto acp scripted

Makefile

 # 	deploy-init deploy-css deploy-rnnoise-binary deploy-lib-jitsi-meet deploy-libflac
 	./arg_etest.txt
 # 	env
-	echo ${MVAR}
+	echo $(MVAR)
 	echo "MVAR"
 	echo "$MVAR"
 # 	$(WEBPACK_DEV_SERVER)