sec: redact absolute file paths from MCP error messages

[himerus]

Summary

Prevent Information Disclosure via Error Messages

handleToolError() in packages/core/src/shared/error-handling.ts returns error.message directly to MCP clients. File-not-found errors include full absolute paths (e.g., /Users/jake/project/custom-elements.json), and Zod validation errors include field names and regex patterns. This leaks project structure information to MCP clients.

Implementation

1. In handleToolError() at packages/core/src/shared/error-handling.ts:
   • For ...

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Recovered automatically by Automaker post-agent hook

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ℹ️ Review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: ASSERTIVE

Plan: Pro

Run ID: 69da1353-c1ec-4b6e-98c8-cded9f8ed75c

📥 Commits

Reviewing files that changed from the base of the PR and between 74ce5dc and 9365f0f.

📒 Files selected for processing (14)

• packages/core/src/shared/error-handling.ts
• packages/core/src/tools/benchmark.ts
• packages/core/src/tools/bundle.ts
• packages/core/src/tools/cdn.ts
• packages/core/src/tools/component.ts
• packages/core/src/tools/discovery.ts
• packages/core/src/tools/framework.ts
• packages/core/src/tools/health.ts
• packages/core/src/tools/library.ts
• packages/core/src/tools/safety.ts
• packages/core/src/tools/scaffold.ts
• packages/core/src/tools/tokens.ts
• packages/core/src/tools/typescript.ts
• tests/tools/error-handling.test.ts

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch feature/sec-redact-absolute-file-paths-from-mcp

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