DataDungeon::AssetMeta
Common base for all media metadata. Lets a single accessor
(DB#get_with_meta) return the sidecar appropriate to the asset's media
as one polymorphic type. Callers narrow with .as?(ImageMeta) etc. when
they need media-specific fields.
Constructors
new
SourceInstance methods
initialize
Sourcepresentation
Renderer placement hint (opaque JSON blob). Present on visual media (image, video); nil for audio and text.