diff --git a/sample-build/02-task-build.yaml b/sample-build/02-task-build.yaml
index 5edd273..5f0b108 100644
--- a/sample-build/02-task-build.yaml
+++ b/sample-build/02-task-build.yaml
@@ -6,7 +6,7 @@ metadata:
 spec:
   workspaces:
     - name: docker-config
-      description: Docker registry 인증 정보를 담은 secret
+
   params:
     - name: git-url
       type: string
@@ -45,35 +45,47 @@ spec:
     #     else
     #       echo "[ERROR] Docker config 파일(.dockerconfigjson) 없음"
     #     fi
-    - name: prepare-docker-config
-      image: stedolan/jq
+    # - name: prepare-docker-config
+    #   image: stedolan/jq
+    #   script: |
+    #     #!/bin/sh
+    #     set -e
+    #     echo "==== [INFO] Docker config 파일 준비 ===="
+    #     ls -al /workspace/docker-config
+
+    #     # 임시 쓰기 가능 경로 생성
+    #     mkdir -p /workspace/tmp-config
+
+    #     if [ -f /workspace/docker-config/.dockerconfigjson ]; then
+    #       echo "[INFO] dockerconfigjson 내용 읽기"
+    #       cat /workspace/docker-config/.dockerconfigjson | jq . > /workspace/tmp-config/config.json
+    #       echo "[INFO] config.json 변환 완료"
+    #     else
+    #       echo "[ERROR] Docker config 파일(.dockerconfigjson) 없음"
+    #     fi
+        # 3. Debugging - Check mounted secret before build
+    - name: debug-check-secret
+      image: alpine
       script: |
         #!/bin/sh
-        set -e
-        echo "==== [INFO] Docker config 파일 준비 ===="
-        ls -al /workspace/docker-config
-
-        # 임시 쓰기 가능 경로 생성
-        mkdir -p /workspace/tmp-config
-
-        if [ -f /workspace/docker-config/.dockerconfigjson ]; then
-          echo "[INFO] dockerconfigjson 내용 읽기"
-          cat /workspace/docker-config/.dockerconfigjson | jq . > /workspace/tmp-config/config.json
-          echo "[INFO] config.json 변환 완료"
-        else
-          echo "[ERROR] Docker config 파일(.dockerconfigjson) 없음"
-        fi
+        echo "==== [DEBUG] Harbor Dockerconfig 파일 목록 ===="
+        ls -al /workspace/docker-config || true
+        echo "==== [DEBUG] Volumes 목록 확인 ===="
+        ls -al /kaniko || true
+        echo "==== [INFO] 3분간 대기 - kubectl exec로 진입 가능 ===="
+        sleep 180
+        echo "==== [INFO] 대기 종료 ===="
 
     # 4. Kaniko Build & Push
     - name: build-and-push
       image: gcr.io/kaniko-project/executor:latest
-      volumeMounts:
-      - name: harbor-dockerconfig
-        mountPath: /kaniko/.docker/
-        readOnly: true
-      # env:
-      #   - name: DOCKER_CONFIG
-      #     value: /workspace/docker-config
+      # volumeMounts:
+      # - name: docker-config
+      #   mountPath: /kaniko/.docker/
+      #   readOnly: true
+      env:
+        - name: DOCKER_CONFIG
+          value: /workspace/docker-config
       args:
         - --dockerfile=/workspace/source/Dockerfile
         - --context=/workspace/source