# Project Debug Rules (Non-Obvious Only) - Extension logs only visible in "Extension Host" output channel, NOT Debug Console - Webview dev tools accessed via Command Palette > "Developer: Open Webview Developer Tools" (not F12) - Database migrations MUST run from `packages/evals/` directory: `cd packages/evals && pnpm db:migrate` - IPC messages fail silently if not wrapped in try/catch in webview message handlers - Two separate mock systems: `src/__mocks__/vscode.js` for extension, `webview-ui/src/__mocks__/vscode.ts` for UI