Sketch a module layout and pick design patterns for a new feature. Use when asked to plan an architecture, choose between approaches, or document a design decision before implementation. The walkthrough starts from the feature's user-visible behaviour and works inward, mapping each responsibility on
Sketch a module layout and pick design patterns for a new feature. Use when asked to plan an architecture, choose between approaches, or document a design decision before implementation. The walkthrough starts from the feature's user-visible behaviour and works inward, mapping each responsibility onto a module with a single reason to change, then weighs candidate patterns against the codebase's ex