This PR specifically targets the main datagen documentation and moves content (such as ExistingFileHelper) defined in a specific place to the main doc. Additionally, adds information on using resources from existing mods and generating all generators using --all.
This PR specifically targets the main datagen documentation and moves content (such as
ExistingFileHelper) defined in a specific place to the main doc. Additionally, adds information on using resources from existing mods and generating all generators using --all.