Better error handling when sourcing bootstrap script

scripts/bootstrap.sh

@@ -1,21 +1,19 @@
 #!/bin/bash
 
-set -eo pipefail # Exit on any error, pipe failures
-
 # Check if required environment variables are set
 if [ -z "$SIA_REPO_URL" ]; then
     echo "Error: SIA_REPO_URL environment variable is not set"
-    exit 1
+    return 1
 fi
 
 if [ -z "$SIA_REPO_USER" ]; then
     echo "Error: SIA_REPO_USER environment variable is not set"
-    exit 1
+    return 1
 fi
 
 if [ -z "$SIA_REPO_PAT" ]; then
     echo "Error: SIA_REPO_PAT environment variable is not set"
-    exit 1
+    return 1
 fi
 
 # Install required packages