Extract _hyperswarmOpts/_newHyperswarm and _startupStepTimeout to
platform-hyperswarm-runtime-mixin and platform-session-startup-mixin
(62 manifest rows). Add platform-class-imports and
platform-index-export-manifest; registries derive counts from manifest.
No behavior change.
Co-authored-by: Cursor <[email protected]>
Move 92 preamble bindings into platform-index-preamble.js; slim index.js to
ix destructuring (~36 preamble lines, ~64 net line reduction). Add
platform-index-preamble-registry for CI export counts. No behavior change.
Co-authored-by: Cursor <[email protected]>