SPM Build Analysis Use this skill when package structure, plugins, or dependency configuration are likely contributing to slow Xcode builds. Core Rules - Treat package analysis as evidence gathering first, not a mandate to replace dependencies. - Separate package-graph issues from project-setting issues. - Do not rewrite package manifests or dependency sources without explicit approval. What To Inspect - and - local packages vs remote packages - package plugin and build-tool usage - binary target footprint - dependency layering, repeated imports, and potential cycles - build logs or timing su…