v2.1.1

• For Spack v0.22.0.dev0 and higher spack install without further flags can
  install prebuilt binaries from the build cache without erroring about missing
  signatures on the binaries. The default build cache is marked as "unsigned".
• Disable /etc/spack and ~/.spack config files, only use $spack/etc

v2.1.0

• Support shell aware commands like spack env activate and spack load in the spack-bash
  and spack-sh shells.

v2.0.1

Update references from haampie-spack/setup-spack to spack/setup-spack.

v2.0.0

Major update to this action:

1. Enable the build cache from https://github.com/spack/github-actions-buildcache
2. Enable color by default

Other changes:

• Removed custom bootstrapped binaries for clingo
• Removed option for choosing the concretizer

v1.2.1

Minor docs improvements

v1.2.0

Allows you to enable/disable the new concretizer with concretizer: clingo and concretizer: original resp.

v1.1.0

Add macOS and allow pinning of Spack version

v1.0.0

Add an action