Run build scripts in build.sh

build.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 # info prints an informational message
 info() {
   echo $'\x1b[32m[INFO]\x1b[0m' "$@"
@@ -43,7 +45,7 @@ for dir in "${!changed_directories[@]}"; do
     	info "Entering ${dir}..."
     	pushd "${dir}" >/dev/null || error "pushd failed"
     	info "Executing ${build_script}..."
-        # ./build.sh || error "${build_script} failed"
+        ./build.sh || error "${build_script} failed"
         info "Finished executing ${build_script}"
         popd >/dev/null || error "popd failed"
         info "Exited ${dir}"