add webui library to work in web via gdextension #44

Job	Run time
build (linux, single, x86_64, template_debug, ubuntu-20.04)	1m 15s
build (windows, single, x86_32, template_debug, windows-latest)	4m 30s
build (windows, single, x86_64, template_debug, windows-latest)	4m 21s
build (macos, single, universal, template_debug, macos-latest)	1m 22s
build (android, single, arm64, template_debug, ubuntu-20.04)	3m 15s
build (android, single, arm32, template_debug, ubuntu-20.04)	3m 29s
build (android, single, x86_64, template_debug, ubuntu-20.04)	3m 13s
build (android, single, x86_32, template_debug, ubuntu-20.04)	3m 7s
build (ios, single, arm64, template_debug, macos-latest)	1m 9s
build (web, single, wasm32, template_debug, ubuntu-20.04)	1m 28s
build (linux, single, x86_64, template_release, ubuntu-20.04)	1m 24s
build (linux, double, x86_64, template_debug, ubuntu-20.04)	1m 20s
build (windows, double, x86_32, template_debug, windows-latest)	4m 36s
build (windows, double, x86_64, template_debug, windows-latest)	4m 15s
build (macos, double, universal, template_debug, macos-latest)	1m 23s
build (android, double, arm64, template_debug, ubuntu-20.04)	1m 57s
build (android, double, arm32, template_debug, ubuntu-20.04)	1m 45s
build (android, double, x86_64, template_debug, ubuntu-20.04)	2m 50s
build (android, double, x86_32, template_debug, ubuntu-20.04)	2m 54s
build (ios, double, arm64, template_debug, macos-latest)	1m 10s
build (web, double, wasm32, template_debug, ubuntu-20.04)	1m 23s
build (linux, double, x86_64, template_release, ubuntu-20.04)	1m 20s
merge	11s
package	19s
	53m 56s

Provide feedback