백엔드 서비스 Kubernetes 배포 매니페스트 작성 완료

- 공통 매니페스트: Image Pull Secret, Ingress, ConfigMap, Secret
- 서비스별 매니페스트: user-service, bill-service, product-service, api-gateway, kos-mock
- 환경변수 매핑 테이블 작성 및 검증 완료
- 배포 가이드 및 트러블슈팅 문서 포함

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

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

deployment/k8s/kos-mock/deployment.yaml

@@ -0,0 +1,56 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: kos-mock
+  namespace: phonebill-dev
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: kos-mock
+  template:
+    metadata:
+      labels:
+        app: kos-mock
+    spec:
+      imagePullSecrets:
+      - name: phonebill
+      containers:
+      - name: kos-mock
+        image: acrdigitalgarage01.azurecr.io/phonebill/kos-mock:latest
+        imagePullPolicy: Always
+        ports:
+        - containerPort: 8084
+        envFrom:
+        - configMapRef:
+            name: cm-common
+        - configMapRef:
+            name: cm-kos-mock
+        resources:
+          requests:
+            cpu: "256m"
+            memory: "256Mi"
+          limits:
+            cpu: "1024m"
+            memory: "1024Mi"
+        startupProbe:
+          httpGet:
+            path: /actuator/health
+            port: 8084
+          initialDelaySeconds: 30
+          periodSeconds: 10
+          failureThreshold: 30
+        readinessProbe:
+          httpGet:
+            path: /actuator/health/readiness
+            port: 8084
+          initialDelaySeconds: 5
+          periodSeconds: 5
+          failureThreshold: 3
+        livenessProbe:
+          httpGet:
+            path: /actuator/health/liveness
+            port: 8084
+          initialDelaySeconds: 60
+          periodSeconds: 30
+          failureThreshold: 3