CharlesWiltgen

CarPlay Now Playing integration patterns.

Use when fixing or auditing ANY accessibility issue — VoiceOver, Dynamic Type, color contrast, touch targets, WCAG compliance, App Store…

Use when implementing ANY computer vision feature — image analysis, pose detection, person segmentation, subject lifting, text…

Use when choosing Core Data vs SwiftData, setting up the Core Data stack, modeling relationships, or implementing concurrency patterns…

Use when adding/modifying database columns, encountering "FOREIGN KEY constraint failed", "no such column", "cannot add NOT NULL column"…

Use when app feels slow, memory grows, battery drains, or diagnosing ANY performance issue.

Use when app feels slow, memory grows over time, battery drains fast, or you want to profile proactively - decision trees to choose the…

Use when implementing navigation patterns, choosing between NavigationStack and NavigationSplitView, handling deep links, adopting…

Use when connecting to Xcode via MCP, using xcrun mcpbridge or the headless mcp-server, or working with ANY Xcode MCP tool (XcodeRead…

Use when choosing between CloudKit vs iCloud Drive, implementing reliable sync, handling offline-first patterns, or designing sync…

Use when implementing 'CloudKit sync', 'CKSyncEngine', 'CKRecord', 'CKDatabase', 'SwiftData CloudKit', 'shared database', 'public…

Use when the user mentions Codable review, JSON encoding/decoding issues, data serialization audit, or modernizing legacy code.