Jenkins CI/CD 파이프라인 완전 구축 및 가이드 개선

- Kustomize 기반 환경별 매니페스트 구조 생성
  - Base: 공통 리소스 및 네임스페이스 설정
  - Overlays: dev/staging/prod 환경별 설정
  - Patch: 환경별 replicas, resources, 도메인 설정

- Jenkins 파이프라인 구축
  - 완전한 Jenkinsfile 작성 (빌드, 테스트, 배포)
  - SonarQube 품질 분석 및 Quality Gate 적용
  - ACR 이미지 빌드 및 푸시 자동화
  - AKS 배포 자동화

- 환경별 설정 관리
  - dev: 1 replica, 기본 리소스, HTTP
  - staging: 2 replicas, 중간 리소스, HTTPS
  - prod: 3 replicas, 고사양 리소스, HTTPS, 보안 강화

- 배포 자동화 도구
  - 수동 배포 스크립트 작성 및 실행 권한 설정
  - 롤백 방법 및 트러블슈팅 가이드 포함

- 완전한 구축 가이드 문서 작성
  - Jenkins 환경 설정 방법
  - Credentials 등록 방법
  - Pipeline Job 생성 방법
  - 배포 실행 및 모니터링 방법
  - 체크리스트 및 트러블슈팅 가이드

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

deployment/cicd/kustomize/overlays/dev/configmap-common-patch.yaml

@@ -4,8 +4,8 @@ metadata:
   name: cm-common
 data:
   CORS_ALLOWED_ORIGINS: "http://localhost:8081,http://localhost:8082,http://localhost:8083,http://localhost:8084,http://phonebill.20.214.196.128.nip.io"
-  JWT_ACCESS_TOKEN_VALIDITY: "18000000"  # 5시간
+  JWT_ACCESS_TOKEN_VALIDITY: "18000000"
   JWT_REFRESH_TOKEN_VALIDITY: "86400000"
   REDIS_PORT: "6379"
   SPRING_PROFILES_ACTIVE: "dev"
-  DDL_AUTO: "update"
+  DDL_AUTO: "update"

deployment/cicd/kustomize/overlays/dev/deployment-patch.yaml

@@ -10,11 +10,11 @@ spec:
       - name: api-gateway
         resources:
           requests:
-            cpu: 256m
-            memory: 256Mi
+            memory: "256Mi"
+            cpu: "256m"
           limits:
-            cpu: 1024m
-            memory: 1024Mi
+            memory: "1024Mi"
+            cpu: "1024m"
 ---
 apiVersion: apps/v1
 kind: Deployment
@@ -28,11 +28,11 @@ spec:
       - name: user-service
         resources:
           requests:
-            cpu: 256m
-            memory: 256Mi
+            memory: "256Mi"
+            cpu: "256m"
           limits:
-            cpu: 1024m
-            memory: 1024Mi
+            memory: "1024Mi"
+            cpu: "1024m"
 ---
 apiVersion: apps/v1
 kind: Deployment
@@ -46,11 +46,11 @@ spec:
       - name: bill-service
         resources:
           requests:
-            cpu: 256m
-            memory: 256Mi
+            memory: "256Mi"
+            cpu: "256m"
           limits:
-            cpu: 1024m
-            memory: 1024Mi
+            memory: "1024Mi"
+            cpu: "1024m"
 ---
 apiVersion: apps/v1
 kind: Deployment
@@ -64,11 +64,11 @@ spec:
       - name: product-service
         resources:
           requests:
-            cpu: 256m
-            memory: 256Mi
+            memory: "256Mi"
+            cpu: "256m"
           limits:
-            cpu: 1024m
-            memory: 1024Mi
+            memory: "1024Mi"
+            cpu: "1024m"
 ---
 apiVersion: apps/v1
 kind: Deployment
@@ -82,8 +82,8 @@ spec:
       - name: kos-mock
         resources:
           requests:
-            cpu: 256m
-            memory: 256Mi
+            memory: "256Mi"
+            cpu: "256m"
           limits:
-            cpu: 1024m
-            memory: 1024Mi
+            memory: "1024Mi"
+            cpu: "1024m"

deployment/cicd/kustomize/overlays/dev/ingress-patch.yaml

@@ -45,4 +45,4 @@ spec:
           service:
             name: kos-mock
             port:
-              number: 80
+              number: 80

deployment/cicd/kustomize/overlays/dev/secret-bill-service-patch.yaml

@@ -7,4 +7,4 @@ stringData:
   DB_HOST: "bill-inquiry-postgres-dev-postgresql"
   DB_NAME: "bill_inquiry_db"
   DB_USERNAME: "bill_inquiry_user"
-  DB_PASSWORD: "BillUser2025!"
+  DB_PASSWORD: "BillUser2025!"

deployment/cicd/kustomize/overlays/dev/secret-common-patch.yaml

@@ -6,4 +6,4 @@ type: Opaque
 stringData:
   JWT_SECRET: "nwe5Yo9qaJ6FBD/Thl2/j6/SFAfNwUorAY1ZcWO2KI7uA4bmVLOCPxE9hYuUpRCOkgV2UF2DdHXtqHi3+BU/ecbz2zpHyf/720h48UbA3XOMYOX1sdM+dQ=="
   REDIS_HOST: "redis-cache-dev-master"
-  REDIS_PASSWORD: "Redis2025Dev!"
+  REDIS_PASSWORD: "Redis2025Dev!"

deployment/cicd/kustomize/overlays/dev/secret-product-service-patch.yaml

@@ -7,4 +7,4 @@ stringData:
   DB_HOST: "product-change-postgres-dev-postgresql"
   DB_NAME: "product_change_db"
   DB_USERNAME: "product_change_user"
-  DB_PASSWORD: "ProductUser2025!"
+  DB_PASSWORD: "ProductUser2025!"

deployment/cicd/kustomize/overlays/dev/secret-user-service-patch.yaml

@@ -7,4 +7,4 @@ stringData:
   DB_HOST: "auth-postgres-dev-postgresql"
   DB_NAME: "phonebill_auth"
   DB_USERNAME: "auth_user"
-  DB_PASSWORD: "AuthUser2025!"
+  DB_PASSWORD: "AuthUser2025!"