fix script

Author: Jiyeon Baek

script/add-container-tag

@@ -61,14 +61,6 @@ if [ -z "$TAG_TO_ADD" ] || [ -z "$DOCKER_REGISTRY" ]; then
     exit 1
 fi
 
-# stdin에서 이미지 목록을 배열로 읽기
-mapfile -t IMAGES
-
-if [ ${#IMAGES[@]} -eq 0 ]; then
-    echo "Error: No images found"
-    exit 1
-fi
-
 # if ECR
 if [[ "$DOCKER_REGISTRY" == *".dkr.ecr."* ]]; then
     TOKEN=$(aws ecr get-login-password --region us-east-1)
@@ -79,6 +71,17 @@ if [[ -z "$TOKEN" && "$DOCKER_REGISTRY" == *".dkr.ecr."* ]]; then
     exit 1
 fi
 
+# stdin에서 이미지 목록을 배열로 읽기
+IMAGES=()
+while IFS= read -r line; do
+    IMAGES+=("$line")
+done
+
+if [ ${#IMAGES[@]} -eq 0 ]; then
+    echo "Error: No images found"
+    exit 1
+fi
+
 for IMAGE in "${IMAGES[@]}"; do
     if [[ $IMAGE != *"$DOCKER_REGISTRY"* ]]; then
         echo "Skipping: $IMAGE (not from $DOCKER_REGISTRY)"