[FEATURE] Add a required license check to CI

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#### What is the outcome that you are trying to reach?

#### Describe the solution you would like

#### Describe alternatives you have considered

#### Additional context

The issue names no files, tests, license policy, or CI platform. Start by inspecting the repository's CI configuration and existing license metadata, then clarify which licenses and pass/fail behavior are required. Done means the agreed license check runs as a required CI step.

Written by the indexing model from the issue text.