Update haproxy routing to handle rulenodes UI assets

docker/haproxy/config/haproxy.cfg

@@ -70,12 +70,13 @@ frontend http-in
  acl transport_http_acl path_beg /api/v1/
  acl letsencrypt_http_acl path_beg /.well-known/acme-challenge/
  acl tb_api_acl path_beg /api/ /swagger /webjars /v2/ /static/rulenode/ /oauth2/ /login/oauth2/ /static/widgets/
+ acl tb_rulenode_assets path_reg ^/assets/help/.*/rulenode/.*$
 
  redirect scheme https if !letsencrypt_http_acl !transport_http_acl { env(FORCE_HTTPS_REDIRECT) -m str true }
 
  use_backend letsencrypt_http if letsencrypt_http_acl
  use_backend tb-http-backend if transport_http_acl
- use_backend tb-api-backend if tb_api_acl
+ use_backend tb-api-backend if tb_api_acl or tb_rulenode_assets
 
  default_backend tb-web-backend
 
@@ -88,9 +89,10 @@ frontend https_in
 
   acl transport_http_acl path_beg /api/v1/
   acl tb_api_acl path_beg /api/ /swagger /webjars /v2/ /static/rulenode/ /oauth2/ /login/oauth2/ /static/widgets/
+  acl tb_rulenode_assets path_reg ^/assets/help/.*/rulenode/.*$
 
   use_backend tb-http-backend if transport_http_acl
-  use_backend tb-api-backend if tb_api_acl
+  use_backend tb-api-backend if tb_api_acl or tb_rulenode_assets
 
   default_backend tb-web-backend