fix: disable nginx proxy buffering

Author: abdratsd

config/dev/cab-standalone/nginx-kubernetes.conf

@@ -122,6 +122,13 @@ server {
         add_header Cache-Control "no-cache";
         proxy_pass http://cards-consultation.cab-dev.svc.cluster.local:8080/;
         proxy_set_header X-Forwarded-For $remote_addr;
+
+        # SSE (Server-Sent Events) support for cardSubscription streaming
+        proxy_buffering off;
+        proxy_cache off;
+        proxy_set_header Connection '';
+        proxy_http_version 1.1;
+        proxy_read_timeout 3600s;
     }
     ###  !!!! SECURITY WARNING !!!!
     ### The following configuration is suitable only if you set checkAuthenticationForCardSending to true

config/dev/cab-standalone/nginx.conf

@@ -105,6 +105,13 @@ server {
         proxy_set_header Host $http_host;
         proxy_pass http://cards-consultation:8080/;
         proxy_set_header X-Forwarded-For $remote_addr;
+
+        # SSE (Server-Sent Events) support for cardSubscription streaming
+        proxy_buffering off;
+        proxy_cache off;
+        proxy_set_header Connection '';
+        proxy_http_version 1.1;
+        proxy_read_timeout 3600s;
     }
     ###  !!!! SECURITY WARNING !!!!
     ### The following configuration is suitable only if you set checkAuthenticationForCardSending to true