[{"name":"Server Jar File","description":"The name of the server jarfile to run the server with.","default_value":"server.jar","env_variable":"SERVER_JARFILE","user_viewable":true,"user_editable":true,"rules":"required|regex:\/^([\\w\\d._-]+)(\\.jar)$\/"},{"name":"Minecraft Version","description":"The version of Minecraft to install. Use \"latest\" to install the latest version, or use \"snapshot\" to install the latest snapshot.","default_value":"latest","env_variable":"MC_VERSION","user_viewable":true,"user_editable":true,"rules":"required|string|between:3,15"},{"name":"Fabric Version","description":"The version of Fabric to install.","default_value":"latest","env_variable":"FABRIC_VERSION","user_viewable":true,"user_editable":true,"rules":"required|string|between:3,15"},{"name":"Fabric Loader Version","description":"The version of Fabric Loader to install.","default_value":"latest","env_variable":"LOADER_VERSION","user_viewable":true,"user_editable":true,"rules":"required|string|between:3,15"}]