fix(deps): bump postcss to 8.5.18 (GHSA-r28c-9q8g-f849) - #638
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Path traversal in previous-source-map auto-loading could disclose arbitrary .map file contents. Transitive dev dependency (vite/vitest build chain), not exercised at runtime, but pinning the patched version directly closes dependabot alert #101. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
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Summary
postcsswas only a transitive dev dependency (pulled in via vite/vitest), pinned directly at^8.5.18so the patched version is explicit rather than relying on range resolution.Test plan
npm install(lockfile + node_modules resync) —npm ls postcssresolves cleanly to 8.5.18 everywhere, no invalid/dedup conflictsnpx tsc --noEmitpasses🤖 Generated with Claude Code