{"slug":"tech-leads-club-legacy-migration-planner","source_name":"tech-leads-club/legacy-migration-planner","name":"Tech Leads Club/Legacy Migration Planner","description":"Use when planning legacy system migrations, codebase modernization, monolith decomposition, microservices consolidation, cross-language rewrites, or framework upgrades. Invoke for strangler fig pattern, incremental migration strategy, or refactoring roadmaps. Do NOT use for domain analysis (use domain-analysis), component sizing (use component-identification-sizing), or step-by-step decomposition plans (use decomposition-planning-roadmap).","version":1,"lift":{"pass_rate_delta_pts":47.83,"pass_rate_pct":78.3,"total_cases":23,"passed_cases":18,"tokens_delta_pct":-11.6,"turns_delta_pct":0,"verdict":"mixed","benchmark_model":"gemini-3.6-flash","grading_method":"judged","completed_at":"2026-08-10T01:41:46.464833+00:00"},"skill_score":0.7826,"benchmark_models":[{"model":"gemini-3.6-flash","headline":true,"delta_pts":47.83,"with_pass_pct":78.3,"without_pass_pct":30.4,"tokens_delta_pct":-11.6,"turns_delta_pct":0,"total_cases":23,"cases_aggregated":23,"verdict":"mixed","never_hurt":true,"completed_at":"2026-08-10T01:41:46.464833+00:00","run_id":"c67d21fd-9483-437f-a2c7-5bb726cde331","version_number":1,"is_latest_version":true,"gate":null}],"trust":{"skill_safety":"passed","safety_status":"clean","intent_verdict":"safe","content_status":"clean","indexable":true},"license":"CC-BY-4.0","install_count":0,"manifest_hash":"805c2bd2ae9cf180bbd9caddbcfc26ce845cc0b1a92b340ccada2c4ca5154ecd","raw_url":"https://app.decimal.ai/s/tech-leads-club-legacy-migration-planner/SKILL.md","scorecard_url":"https://app.decimal.ai/skills/tech-leads-club-legacy-migration-planner"}