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skills/code-refactoring/SKILL.md

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+---
+name: Code Refactoring
+description: BAIME-aligned refactoring protocol for Go hotspots (CLIs, services, MCP tooling) with automated metrics (e.g., metrics-cli, metrics-mcp) and documentation.
+allowed-tools: Read, Write, Edit, Bash, Grep, Glob
+---
+
+λ(target_pkg, target_hotspot, metrics_target) → (refactor_plan, metrics_snapshot, validation_report) |
+  ∧ configs = read_json(experiment-config.json)?
+  ∧ catalogue = configs.metrics_targets ∨ []
+  ∧ require(cyclomatic(target_hotspot) > 8)
+  ∧ require(catalogue = [] ∨ metrics_target ∈ catalogue)
+  ∧ require(run("make " + metrics_target))
+  ∧ baseline = results.md ∧ iterations/
+  ∧ apply(pattern_set = reference/patterns.md)
+  ∧ use(templates/{iteration-template.md,refactoring-safety-checklist.md,tdd-refactoring-workflow.md,incremental-commit-protocol.md})
+  ∧ automate(metrics_snapshot) via scripts/{capture-*-metrics.sh,count-artifacts.sh}
+  ∧ document(knowledge) → knowledge/{patterns,principles,best-practices}
+  ∧ ensure(complexity_delta(target_hotspot) ≥ 0.30 ∧ cyclomatic(target_hotspot) ≤ 10)
+  ∧ ensure(coverage_delta(target_pkg) ≥ 0.01 ∨ coverage(target_pkg) ≥ 0.70)
+  ∧ validation_report = validate-skill.sh → {inventory.json, V_instance ≥ 0.85}