5.29.0

What's Changed

• Clean up openapi.yaml by @KellyStathis in #1236
• Ci fail early by @jrhoads in #1239
• dry up code in app/models/doi.rb by @wendelfabianchinsamy in #1242
• Faster tests 1 - ability_spec.rb by @jrhoads in #1244
• Rework ability_spec.rb so it doesn't spill over into other specs by @jrhoads in #1245
• upgrade google-protobuf due to potential denial of service issue by @wendelfabianchinsamy in #1247
• Add new UAT environment by @richardhallett in #1252
• Refactor large spec (spec/requests/datacite_dois_spec.rb) by @jrhoads in #1251
• Increase from 10 to 16 parallel ci runners by @jrhoads in #1254
• Make sure we clear the index before we reindex by @jrhoads in #1255

Full Changelog: 5.28.4...5.29.0