21.1.0-rc.0

common

Commit	Description
	Add custom transformations for Cloudflare and Cloudinary image loaders
	support custom transformations in ImageKit and Imgix loaders

compiler

Commit	Description
	Add support for multiple swich cases matching
	better types for a few expression AST nodes
	produce accurate span for typeof and void expressions
	provide location information for literal map keys
	stop ThisReceiver inheritance from ImplicitReceiver
	Support empty cases

compiler-cli

Commit	Description
	ensure component import diagnostics are reported within the imports expression
	fix up spelling of diagnostic
	support qualified names in typeof type references

core

Commit	Description
	Add stability debugging utility
	support rest arguments in function calls
	support spread elements in array literals
	support spread expressions in object literals
	avoid leaking view data in animations
	explicitly cast signal node value to String
	fix memory leak with event replay
	handle cancelled traversals in fake navigation
	sanitize sensitive attributes on SVG script elements

forms

Commit	Description
	add [formField] directive
	allow custom controls to require dirty input
	allow custom controls to require hidden input
	allow custom controls to require pending input
	clean up abort listener after timeout
	support custom controls with non signal-based models
	Support readonly arrays in signal forms

router

Commit	Description
	add controls for route cleanup
	Add standalone function to create a comptued for isActive
	extend paramters of RedirectFunction to include paramMap and queryParamMap
	Publish Router's integration with platform Navigation API as experimental
	Fix RouterLink href not updating with queryParamsHandling
	handle errors from view transition updateCallbackDone promise