v2.2 - Workflow updates and updated env var handling

What's Changed

• Implement Wiley workflow 'create' step by @jonavellecuerdo in #266
• Extend shared MITL default config by @jonavellecuerdo in #267
• IN-1672-base-metadata-transformer by @ehanson8 in #268
• Read new env vars from updated DSpace credentials secrets by @jonavellecuerdo in #269
• INFRA 669 - digitized theses updates by @ghukill in #270

New Contributors

• @ghukill made their first contribution in #270

Full Changelog: v2.1.7...v2.2