major(ingress): Migrate hel1 to ha-proxy controller

Most ingresses annotations should be work with small changes.

values/gatus/manifests/ingress.yaml

@@ -3,17 +3,15 @@ kind: Ingress
 metadata:
   annotations:
     cert-manager.io/cluster-issuer: ca-issuer
-    nginx.ingress.kubernetes.io/backend-protocol: HTTP
-    nginx.ingress.kubernetes.io/cors-allow-headers: Content-Type, x-gatus-cache
-    nginx.ingress.kubernetes.io/enable-cors: "true"
-    nginx.ingress.kubernetes.io/proxy-buffer-size: 128k
-    nginx.ingress.kubernetes.io/ssl-redirect: "true"
+    haproxy.org/backend-protocol: h1
+    haproxy.org/cors-allow-headers: Content-Type, x-gatus-cache
+    haproxy.org/cors-enable: "true"
   labels:
     app.kubernetes.io/name: gatus
   name: gatus
   namespace: uptime
 spec:
-  ingressClassName: nginx
+  ingressClassName: haproxy
   rules:
     - host: uptime.adm.hel1.obx
       http:
@@ -24,7 +22,7 @@ spec:
                 port:
                   number: 80
             path: /
-            pathType: ImplementationSpecific
+            pathType: Prefix
   tls:
     - hosts:
         - uptime.adm.hel1.obx