quantlab-agent/.planning/codebase/CONCERNS.md

Codebase Concerns (CONCERNS.md)

Known Technical Debt & Fragile Areas

1. UTF-8 Support on PowerShell: The sync_vendors.bat script utilizes chcp 65001 >nul to support symbols and emojis (🔄, ⛏️, 🌐). However, invoking this .bat script directly from the new powershell.exe execution layers occasionally mangles the output characters or breaks parsing commands. Developers manually validating sync_vendors.bat in Powershell may observe syntax exceptions that don't manifest inside standard CMD executions.

2. Path Encoding Depth Limitations: The GSD implementation maps Deep nested .agent/vendor/** repositories and heavily duplicates structure into .agent/skills/. For Windows systems overriding 260-character restrictions, this can theoretically introduce silent file truncation if the local .agent environment scales beyond expectations.

3. Submodule Divergences: The primary master hook uses git submodule update --remote --merge. Tracking upstream mains from multiple open-source repositories means breaking changes authored dynamically by upstream maintainers (e.g., browser_use rewriting its setup commands or obsidian-skills evolving) could cascade into local logic breaks, requiring a robust translate_skills.js sync layer to patch integration shifts.

4. Environment Abstraction Leaks: While Zero-Pollution aims to block system pollution, bootstrap.bat utilizes AGENT_PYTHON_PATH configured globally to execute .requirements.txt. There is an implicit assumption that this python executable is correctly mapped to an isolated virtual environment (venv). The architecture relies heavily on Developer compliance to not provide a root Python executable.