Add screenshots to documentation #2732

Job	Run time
cargo check (aarch64-android)	23s
cargo check (msrv) (wasm32)	15s
cargo check (msrv) (windows-latest)	1m 36s
cargo clippy (windows-latest)	4m 40s
cargo check (msrv) (macos-latest)	42s
cargo clippy (macos-latest)	2m 17s
cargo clippy (wasm32)	2m 0s
cargo check (msrv) (ubuntu-latest)	40s
cargo doc	1m 53s
cargo clippy (ubuntu-latest)	3m 21s
formatting	42s
cargo miri (unsafe tree_arena)	36s
Prime LFS Cache	4s
cargo test (wasm32)	18s
typos	5s
cargo test (windows-latest)	3m 19s
cargo test (macos-latest)	2m 10s
cargo test (ubuntu-latest)	3m 57s
	28m 58s

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