* Revert "Update preact example to match @astrojs/preact ranges (#4840)"
This reverts commit d650a1161a.
* Revert "[ci] format"
This reverts commit e3c78c5b16.
* Revert "Support shared signals in Preact islands (#4763)"
This reverts commit 5e46be5468.
* Support signals in Preact islands
* Add a changeset
* Only add signals if we need them
* Refactor signal logic into its own module
* Keep track of the signals used
* feat: pass all slots to renderers
* refactor: pass `slots` as top-level props
* test: add named slot test for frameworks
* fix: nested hydration, slots that are not initially rendered
* test: add nested-recursive e2e test
* fix: render unmatched custom element children
* chore: update lockfile
* fix: unrendered slots for client:only
* fix(lit): ensure lit integration uses new slots API
* chore: add changeset
* chore: add changesets
* fix: lit slots
* feat: convert dash-case or snake_case slots to camelCase for JSX
* feat: remove tmpl special logic
* test: add slot components-in-markdown test
* refactor: prefer Object.entries.map() to for/of loop
Co-authored-by: Nate Moore <nate@astro.build>
* update examples
* add initial integrations
* update tests
* update astro
* update ci
* get final tests working
* update injectelement todo
* update ben code review
* respond to final code review feedback
