v1.9.4

What's Changed

• Bumped actions/checkout from 3 to 4 by @dependabot in #91
• Bumped ameba to ~> 1.6.0
• Refactored error handling by removing the reliance on the @errors ivar by @Sija in #94
• Made several Configuration class methods private
• Removed obsolete Log::Entry class monkey-patch
• Removed obsolete conditional code targeting crystal pre 1.0 versions
• Removed user feedback support in frontend by @Sija in #92

Full Changelog: v1.9.3...v1.9.4