fix new lints link
install nightly rust-docs
run linkcheck without nightly toolchain
remove nightly toolchain, add rust-docs component
Test Remark
Update basics.md
Update basics.md
Update basics.md
update workflow
add rust docs toolchain
Update remark.yml
workflow test
manual test
update book path
add linkcheck book to CI
Update lint_passes.md
Adds the lint passes chapter to the index.
Moves additional reading material for beginners to the front page of the
development section.
Clarify some details in hir::Ty vs ty::Ty.
