Default file should play correctly, even with modloaders.
You can now specify the file path (local or absolute) in the config file. Local paths should not start with a slash, and are local to the BepInEx/plugins/ directory.
1.1.1
Edited description. Do not use backslashes in the config like I previously said was okay.
1.1.2
Added fallbacks to use default filepath if path contained spaces.