diff --git a/Makefile b/Makefile
index 0888931..5fbab43 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,11 @@
-BASENAME=devenv
+BASENAME=interview
 
 IMAGE_NAME=$(BASENAME):latest
+MOUNT_DIR=$(shell realpath $(DIR))
+
+help:
+	$(info make build to build the image)	
+	$(info make run PORT=<port_to_expose> DIR=<dir_to_mount> SECRET=<password_for_ubuntu_user>)
 
 build:
 	$(info BUILDING IMAGE NAME: $(IMAGE_NAME))
@@ -9,4 +14,26 @@ build:
 		-f Dockerfile .
 	docker image ls $(IMAGE_NAME)
 
+run: check-env
+	$(info PORT: $(PORT) MOUNT: ${MOUNT_DIR} PASSWORD: $(SECRET))
+	docker run -it --rm --name interview \
+    -h interview \
+    -m 524288000 \
+    -e SECRET=$(SECRET) \
+    -p ${PORT}:22 \
+    -v ${MOUNT_DIR}:/home/ubuntu/interview:ro \
+    $(IMAGE_NAME) bash -c read "press Enter to stop"
+
+check-env:
+ifndef PORT
+	$(error no PORT, run make help)
+endif
+
+ifndef SECRET
+	$(error no SECRET, run make help)
+endif
+
+ifndef DIR
+	$(error no DIR, run make help)
+endif
 
diff --git a/build_time_scripts.sh b/build_time_scripts.sh
index 2cea7e5..5592926 100755
--- a/build_time_scripts.sh
+++ b/build_time_scripts.sh
@@ -5,7 +5,7 @@ if [ "$(ls $1)" ]; then
 	for script in $1/*
 	do
 		echo "executing $script"
-		$script
+		bash $script
 	done
 else
 	echo "custom scripts directory is empty"
diff --git a/custom/010_vanilla_go.sh b/custom/010_vanilla_go.sh
old mode 100755
new mode 100644
diff --git a/packages.list b/packages.list
index 72a886c..aa4a3fd 100644
--- a/packages.list
+++ b/packages.list
@@ -12,3 +12,5 @@ tree
 htop
 iproute2
 openssh-client
+vim
+nano