test with cache stuff removed

docker/nginx/conf.d/include/location-skylink

@@ -1,13 +1,12 @@
 include /etc/nginx/conf.d/include/cors;
 include /etc/nginx/conf.d/include/proxy-buffer;
-include /etc/nginx/conf.d/include/proxy-cache-downloads;
 include /etc/nginx/conf.d/include/track-download;
 
 limit_conn downloads_by_ip 100; # ddos protection: max 100 downloads at a time
 
 # ensure that skylink that we pass around is base64 encoded (transform base32 encoded ones)
 # this is important because we want only one format in cache keys and logs
-set_by_lua_block $skylink { return require("skynet.skylink").parse(ngx.var.skylink) }
+set_by_lua_block $skylink { return require("skynet.skylink").base64(ngx.var.skylink) }
 
 # $skylink_v1 and $skylink_v2 variables default to the same value but in case the requested skylink was:
 # a) skylink v1 - it would not matter, no additional logic is executed