Merge branch '74-ingress-class' into 'main'

Resolve "ingress class 개편에 따른 배포 리소스 재정의 필요"

Closes #74

Merged by Bell <bell04204@gmail.com>
See merge request !18

kubernetes/production/common.yaml

@@ -101,3 +101,4 @@ spec:
                 name: ${APPLICATION_API_SERVICE_NAME}
                 port:
                   number: 8080
+  ingressClassName: public