fix: resolve race conditions and cache inconsistencies from post-optimization review#39

Merged

MrSnakeDoc merged 9 commits intomainfrom

Jan 20, 2026

Commits on Jan 20, 2026

fix(middleware): propagate modified cmd/args through chain
MrSnakeDoc
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perf(cache): use strings.Builder in splitLines to reduce allocations
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fix(cache): set Installed flag to true in MarkUpgraded
MrSnakeDoc
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fix(logger): remove double-formatting in writeDirect
MrSnakeDoc
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fix(core): fail fast when cache initialization fails instead of using uninitialized cache
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fix(cache): eliminate race condition in IsInstalled by calling Refresh directly & document error handling strategy in Refresh
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test(cache): add unit tests for UnifiedCache core functionality
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fix(logger): protect ColorPrinter access with read lock to prevent race condition
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test(cache): fix MarkUninstalled test to match actual behavior and correct comment
MrSnakeDoc
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