nw-progressive-refactoring

# Progressive Refactoring (Refactoring Priority Premise) Based on the Refactoring Priority Premise (RPP) from the Alcor Academy curriculum. ## RPP Levels (L1-L6) Execute levels in mandatory sequence. Lower levels before higher. ### Level 1: Foundation (Readability) Focus: eliminate clutter, improve naming, remove dead code. Smells: Dead Code | Comments (how-comments) | Speculative Generality | Lazy Class. Transformations: Rename | Extract (variables/constants) | Safe Delete. Impact: 80% of readability improvement value. Test smells: Obscure Test | Hard-Coded Test Data | Assertion Roulette. ### Level 2: Complexity Reduction (Simplification) Focus: method extraction, duplication elimination. Smells: Long Method | Duplicate Code | Complex Conditionals. Transformations: Extract (methods) | Move (common code). Impact: 20% additional readability improvement. Test smells: Eager Test | Test Code Duplication | Conditional Test Logic. ### Level 3: Responsibility Organization Focus: class responsibilities, coupling reduction. Smells: Large Class | Feature Envy | Inappropriate Intimacy | Data Class | Divergent Change | Shotgun Surgery. Transformations: Move | Extract (classes). Test smells: Test Class Bloat | Mystery Guest | General Fixture. ### Level 4: Abstraction Refinement Focus: parameter objects, value objects, abstractions. Smells: Long Parameter List | Data Clumps | Primitive Obsession | Middle Man. Transformations: Extract (objects) | Inline | Move. ### Level 5: Design P...