remove unnecessary comments

Author: ksopyla

nginx-lua.conf

@@ -14,25 +14,22 @@ access_by_lua '
     -- it is assumed that redis host is set to redis, default behaviour in docker
     local ok, err = red:connect("redis", 6379)
     if not ok then
-        ngx.say("Failed to connect to Redis: ", err)
+        ngx.log(ngx.STDERR, "Failed to connect to Redis: " .. err)
         return
     end
 
     -- Extract only the hostname without the port
     local frontend = ngx.re.match(ngx.var.http_host, "^([^:]*)")[1]
-    ngx.log(ngx.NOTICE,"frontend=" .. frontend)
-    print("pr frontend=" .. frontend)
-    ngx.log(ngx.NOTICE,"notice frontend=" .. frontend)
-    ngx.log(ngx.STDERR, "stdr frontend=" .. frontend)
+
     -- Extract the domain name without the subdomain
 
     -- special nginx lua escaping https://github.com/openresty/lua-nginx-module#special-escaping-sequences
     local pattern = [=[(\\.[^.]+\\.[^.]+)$]=]
     local domain_name, match_err = ngx.re.match(frontend, pattern)[1]
     if domain_name then
-        ngx.log(ngx.NOTICE,"domain_name=" .. domain_name)
+        ngx.log(ngx.NOTICE,"Domain name matched: " .. domain_name)
     else
-        ngx.log(ngx.ERR,"domain_name match error =",match_err)
+        ngx.log(ngx.STDERR, "Domain_name match error: " .. match_err)
     end
 
     -- Redis lookup