Added var "max_upload_size"

defaults/main.yml

@@ -11,4 +11,5 @@ www_list_directory: false
 www_index_files: ["index.html"]
 www_port: 80
 www_ssl_port: 443 
-www_hsts: "no"
\ No newline at end of file
+www_hsts: "no"
+www_max_upload_size: "512M"