fix: asset push script

Signed-off-by: Innei <tukon479@gmail.com>

scripts/assets-push.sh

@@ -1,4 +1,4 @@
-
+set -e
 cd assets
 git init
 git add .
@@ -6,4 +6,4 @@ git commit -m 'update assets'
 git remote add origin git@github.com:mx-space/assets.git
 git branch -M master
 git push -u origin master -f
-rm -rf .git
+rm -rf .git