added proxy header

docker/include/proxy_pass.conf

@@ -1,6 +1,7 @@
 proxy_redirect off;
 proxy_buffering on;
 proxy_cache mycache;
+proxy_cache_bypass $http_secret_header;
 
 proxy_set_header Host $http_host;
 proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;