day 10 (#973)

Author: Rich-Harris

apps/svelte.dev/content/blog/2024-12-01-advent-of-svelte.md

@@ -77,9 +77,11 @@ When Svelte emits a warning or error (whether at build time, when the compiler i
 
 - [demo](/playground/8095884c1f5040ea846669b904083e25?version=5.10.0)
 
-## Day 10
+## Day 10: SvelteKit `init` hooks
 
-Coming soon!
+A lot of you wanted a place to put asynchronous setup work that happens before your SvelteKit app starts up. You can now export an `init` function from `hooks.server.js` and `hooks.client.js` that will be awaited before any other stuff happens.
+
+- [docs](https://svelte.dev/docs/kit/hooks#Shared-hooks-init)
 
 ## Day 11