REFACTOR(docs): migrate ingresses to haproxy

- Changed ingressClassName from nginx to haproxy
- homer/homer.yaml: mayne.kro.kr
- docusaurus/ingress.yaml: docusaurus0213.kro.kr

docusaurus/ingress.yaml

@@ -9,7 +9,7 @@ metadata:
     nginx.ingress.kubernetes.io/proxy-read-timeout: "600"
     nginx.ingress.kubernetes.io/proxy-send-timeout: "600"
 spec:
-  ingressClassName: nginx
+  ingressClassName: haproxy
   tls:
   - hosts:
     - docusaurus0213.kro.kr