[x] Change version number (MAJOR, MINOR, PATCH) in Makefile
[x] Change version numbers in doc listings
    [x] idris-prompt-helloworld
    [x] idris-prompt-interp
    [x] idris-prompt-start
[x] Change version numbers in prelude, base, contrib, linear, network, papers,
    and test ipkgs
[x] Change version number in idris2api.ipkg
[x] Change version number in flake.nix
[x] Change version number in tests pkg010 and pkg017  (TODO: make this step unnecessary!)
    N.B. There are 2 instances of these: tests/idris2/ and tests/idris2/pkg/
[x] Make sure INSTALL.md gives the correct minimum Idris version
[x] Move CHANGELOG_NEXT.md entries into CHANGELOG.md under a heading for the upcoming release version. Reset CHANGELOG_NEXT.md.
    release version, leaving the next "Next version" blank.
[x] Update bootstrap chez and racket (built with new version)
    [x] Compile Idris2 with the appropriate CG
    [x] Copy the resulting files from build/ to bootstrap/idris2_app/
[x] Change `IdrisPaths-yprefix` in the bootstrap sources to be defined as the
    string "__PREFIX__" rather than your local prefix
[x] Remove __collect_safe from generated chez (to avoid need for chez >9.5)
[x] Tag on github with version number (in the form vX.Y.Z)
[ ] Make libdocs and upload to idris-lang.org
[ ] Run release script