Wrap extracted interaction forms in an InteractionRequest with a concise dispatch path, add a handlers() helper, and move canonical examples off direct HandlerRegistry/InteractionForm plumbing.
req: axum_integration/003
req: ceremony/001
req: dx/003
req: examples/003
Remove the last handwritten __h input from techdemo markup, switch E2E posts to generated handles, and extend example contracts to catch literal handle fields in templates.
req: dx/003
req: ceremony/002
req: examples/003
Extend the example contract to keep canonical runtime code on generated render/static_fragment APIs instead of lower_html/render_html aliases or inline include_str lowering.
req: dx/006
req: ceremony/002
req: component/003
Add a canvas leaf-widget island to the techdemo that receives server snapshots through Effect::event/CustomEvent while keeping slhx core and runtime semantics unchanged.
req: interop/001
req: examples/001
req: examples/005