* nix: add support for ghc 9.0.1
* Add CI
* Don't use overrideScope
* Try to disable plugins properly
* Avoid removing attrs of hpkgs
* Split CI steps
* Jailbreak all ghc901 packages
* Override `operational`
* Disable the test of `dual-tree`
* Override `dependent-sum-template`
* Disable tests for every ghc901 package
* Remove formatters executables from dev shell
* Disable pre-commit check for ghc901
* Override `diagrams` packages
* Override `monoid-extras`
* Disable class plugin and refineImports plugin (consistent with cabal-ghc901.project)
* Add GHC 8.10.5
* Remove GHC 8.10.2
* Fix cabal build
* Downgrade bench to 8.10.4 as master do not have 8.10.5
* Add missing window builds
* Update ghc-api-compat location
* Mark a test as broken in GHC 8.10.5
* Exclude ghc 8.10.5 for MacOS CI
* Update build.yml
* Revert "Remove GHC 8.10.2"
This reverts commit b85b02903b797e63a57179ba49c02fe204e2aab6.