WebPerf: Interaction & Animation JavaScript snippets for measuring web performance in Chrome DevTools. Execute with , capture output with . Scripts - — Forced Synchronous Layout Detector - — Input Latency Breakdown - — Interactions - — Layout Shift Tracking - — LoAF Helpers - — Long Animation Frames Script Attribution - — Long Animation Frames (LoAF) - — Long Tasks - — Scroll Performance Analysis Common Workflows Complete Interaction Performance Audit When the user asks for interaction analysis or "audit responsiveness": 1. Interactions.js - List all user interactions with timing 2. Input-Lat…