${workspaceFolder} is not expanded in python.defaultInterpreterPath;
use a relative path instead.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
VS Code workspace settings point to project-local .venv so the correct
Python interpreter is auto-selected on open.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>