doc: add cache clear metadata
@@ -1364,3 +1364,9 @@ type = string
usedby/plugins = type
description = overrides the allowed false value for this key. Only the given value or 0 will be allowed as false. All false keys will be restored to this value in `kdbSet`.
Must be used together with check/boolean/true.
+
+[cache/clear]
+status = implemented
+usedby/plugins = cache
+type = boolean
+description = tells the cache plugin to remove all cache files during the next `kdbGet` in a safe way.
