feat(frontend)!: sveltekit 3 on the v0.7.0 template, typescript 6, adapter-auto dropped; backend base moves to trixie

frontend/src/lib/index.ts

@@ -1,2 +1,2 @@
-// place files you want to import through the `$lib` alias in this folder.
+// place files you want to import through the `#lib` alias in this folder.
 // biome-ignore-all lint/suspicious/noEmptySource: temporary