[simon1hofmann]

🤖 AI text below 🤖

Description

Remove Falcon, Eagle, and 133-qubit Heron models and gate sets; migrate examples and tests to Heron-156. Document changes in width, topology, and gate basis. Check mirror correctness with its compact unitary.

Extracted from #1027 so this change can land independently of MQT Core 4.2. Original code authorship is retained.

Validation: Target and CLI tests passed after the requested cleanup. All lint hooks passed with Python 3.14 for ty.

GPT-6 via Codex assisted with extraction, tests, and this description.

Checklist

• The pull request only contains commits that are focused and relevant to this change.
• I have added appropriate tests that cover the new/changed functionality.
• I have updated the documentation to reflect these changes.
• I have added entries to the changelog for any noteworthy additions, changes, fixes, or removals.
• I have added migration instructions to the upgrade guide (if needed).
• The changes follow the project's style guidelines and introduce no new warnings.
• The changes are fully tested and pass the CI checks.
• I have reviewed my own code changes.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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[burgholzer]

LGTM 👍🏼