write
Writes a manifest.json to the given output directory.
Parameters
outputDir
the directory to write manifest.json into
pluginVersion
the version string of the plugin (used for deterministic UUID seeding and metadata)
cacheBustToken
content-derived string used to derive the header.version / modules[0].version triplet. Identical generated contents keep the same version; changed contents bump Bedrock's (uuid, version)-keyed pack cache.