CI

add usage chapter to README #40

Sign in to view logs

Run time

Learn about OS pricing on GitHub Actions

Job	Run time
check-msrv	16s
check	28s
cargo-deny	21s
dependencies-are-sorted	5s
cargo-hack	10s
check-docs	9s
test	19s
test-beta	20s
test-docs	14s
test-examples	7s
test-examples-beta	18s
test-examples-macos	16s
test-examples-macos-beta	24s
test-examples-macos-msrv	25s
test-examples-msrv	19s
test-examples-windows	50s
test-examples-windows-beta	48s
test-examples-windows-msrv	48s
test-macos	28s
test-macos-beta	58s
test-macos-msrv	46s
test-msrv	19s
test-windows	51s
test-windows-beta	58s
test-windows-msrv	1m 23s
	12m 20s