ci(workflows) add GitHub Actions workflow for preview builds #8447

Job	Run time
docs	2m 14s
build	3m 9s
cairofmt	5s
clippy	2m 37s
dojo-world-bindings-check	4m 14s
ensure-wasm	1m 25s
fmt	1m 8s
dojo-spawn-and-move-example-test	2m 17s
dojo-core-test	3m 11s
test-hurl	2m 36s
ensure-docker	12s
test	11m 2s
ensure-windows	9m 10s
	43m 20s

Provide feedback