ci: switch image registry from Gitea to Harbor

Jenkinsfile

@@ -25,7 +25,7 @@ spec:
   volumes:
   - name: docker-config
     secret:
-      secretName: gitea-registry-cred
+      secretName: harbor-registry-cred
       items:
       - key: .dockerconfigjson
         path: config.json
@@ -33,7 +33,7 @@ spec:
         }
     }
     environment {
-        IMAGE = "gitea.led.ectech.co.kr/ledmega/cstest:${env.BUILD_NUMBER}"
+        IMAGE = "harbor.led.ectech.co.kr/cstest/cstest:${env.BUILD_NUMBER}"
     }
     stages {
         stage('Build') {

k8s/deployment.yaml

@@ -13,6 +13,8 @@ spec:
       labels:
         app: cstest
     spec:
+      imagePullSecrets:
+      - name: harbor-registry-cred
       containers:
       - name: cstest
         image: IMAGE_PLACEHOLDER