[FEATURE] Automate open source license compliance

[rhazn]

User Story

1. As a {maintainer}
2. I want {to automate open source license compliance tasks}
3. So that {I can focus on development}

User Acceptance Criteria

• [ ] Open source license notices are generated automatically from all dependencies (including transitive dependencies)
• [ ] PRs with new dependencies are automatically checked for a whitelist of licenses, if they introduce new licenses the build fails

Definitions of Done

• [ ] A PR has been opened and accepted
• [ ] All user acceptance criteria are met
• [ ] All tests are passing