:memo: rc31: ftl:ready waits for configure, bound l10n, the ful-hidden layer, sorter arrows, no-input and totalSize, first after a failed section; element reference regenerated
:memo: only registry-bound templates see the modules; the ${} trap and a fixed code span in expressions
:doc: one reference per topic: 05 the component model, 09 the fields, 23 the loaders, 24 the attributes
:ref: doc and examples
:ref: doc