Characterization Test Generator Skill Generates characterization tests (also known as golden master tests or approval tests) to capture existing system behavior before migration, ensuring functional equivalence after changes. Purpose Enable behavior preservation during migration through: - Golden master test creation - Approval test generation - Edge case discovery - Input/output recording - Behavior snapshot capture - Regression baseline establishment Capabilities 1. Golden Master Test Creation - Capture current system outputs for given inputs - Store outputs as reference "golden" files - Ge…