refactor: [UEPR-43] Change handling failures

Author: MiroslavDionisiev

scripts/build-packages.sh

@@ -1,18 +1,20 @@
 #!/bin/bash
 
+set -e
+
 cd ./packages/scratch-svg-renderer
-npm run build || return 1
+npm run build
 cd -
 
 cd ./packages/scratch-render
-npm run build || return 1
+npm run build
 cd -
 
 cd ./packages/scratch-vm
-npm run build || return 1
+npm run build
 cd -
 
 cd ./packages/scratch-gui
 npm run prepublish
-NODE_ENV=production npm run build || return 1
+NODE_ENV=production npm run build
 cd -