[waleedcodes]

📌 Pull Request #51 of 58: auth.ts

📂 File & Architectural Context

• Target File: examples/demo-app/src/lib/auth.ts
• Architectural Layer: Demo App Fixture (Authentication Layer)
• Scope Identifier: demo/auth

🎯 Overview & Motivation

Implements core authentication functions getUser and auth in demo app, demonstrating touched shared services.

🔍 Detailed Delta & Technical Implementation

• Implemented getUser(userId) fetching user from database.
• Implemented auth() returning session user.
• Functions serve as root origins for blast radius impact analysis.

🛡️ Quality Gates & Verification

• Target Base Branch: working
• TypeScript Type Safety: 0 errors (tsc --noEmit).
• Code Quality: 0 ESLint warnings (eslint src --ext .ts).
• Test Suite: 34 / 34 passing tests across 13 test suites (vitest run).
• Production Bundle: Bundled in <700ms with esbuild.
• Verification Details: Verified caller dependency tracking by ProjectGraph.

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