apple-27-toolchain
Verify Xcode 27, Command Line Tools, Apple SDKs, simulators, devices, XcodeBuildMCP, Xcode native agent access, and Icon Composer 2 before Apple platform work. Use when setup, DEVELOPER_DIR, SDK, runtime, simulator, device, MCP, or toolchain drift could affect macOS, iOS, iPadOS, watchOS, tvOS, or visionOS builds.
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