Svelte — Compile-Time Reactive UI Framework Overview Svelte shifts work from runtime to compile time, producing minimal vanilla JavaScript with no virtual DOM. Svelte 5 introduces runes — explicit reactivity primitives that replace declarations and stores. SvelteKit 2 provides SSR, routing, and deployment adapters. Instructions Runes Reference — reactive state (deep by default): — shallow reactive (must reassign to trigger): — plain non-reactive copy: and — computed values: — side effects with cleanup: — component props: — two-way binding: — debug reactive values (dev only): Snippets (Replaci…