chore: improve robustness and consistency across multiple scripts

- Combine `errexit`, `nounset`, and `pipefail` options into a single `set -euo pipefail` command

Signed-off-by: Bo-Yi Wu <[email protected]>

Author: appleboy

entrypoint.sh

@@ -1,8 +1,6 @@
 #!/usr/bin/env bash
 
-set -o errexit
-set -o nounset
-set -o pipefail
+set -euo pipefail
 
 export GITHUB="true"