implement-featurelisted

# Implement Feature in ClaudeBar Implement features using architecture-first design, TDD, rich domain models, and Swift 6.2 patterns. ## Workflow Overview ``` ┌─────────────────────────────────────────────────────────────┐ │ 1. ARCHITECTURE DESIGN (Required - User Approval Needed) │ ├─────────────────────────────────────────────────────────────┤ │ • Analyze requirements │ │ • Create component diagram │ │ • Show data flow and interactions │ │ • Present to user for review │ │ • Wait for approval before proceeding │ └─────────────────────────────────────────────────────────────┘ │ ▼ (User Approves) ┌─────────────────────────────────────────────────────────────┐ │ 2. TDD IMPLEMENTATION │ ├─────────────────────────────────────────────────────────────┤ │ • Domain model tests → Domain models │ │ • Infrastructure tests → Implementations │ │ • Integration and views │ └─────────────────────────────────────────────────────────────┘ ``` ## Phase 0: Architecture Design (MANDATORY) Before writing any code, create an architecture diagram and get user approval. ### Step 1: Analyze Requirements Identify: - What new models/types are needed - Which existing components wi