feat(notes): return to list after saving a note

src/App.tsx

@@ -1,4 +1,5 @@
 import { useState } from 'react'
+import type { Note } from './types'
 import { useNotes } from './hooks/useNotes'
 import NoteList from './components/NoteList'
 import NoteEditor from './components/NoteEditor'
@@ -16,9 +17,13 @@ function App() {
   const cancelCreate = () => setCreating(false)
 
   const handleCreate = (title: string, content: string) => {
-    const note = addNote(title, content)
+    addNote(title, content)
     setCreating(false)
-    setSelectedId(note.id)
+  }
+
+  const handleUpdate = (id: number, patch: Partial<Pick<Note, 'title' | 'content'>>) => {
+    updateNote(id, patch)
+    setSelectedId(null)
   }
 
   const handleDelete = (id: number) => {
@@ -64,7 +69,7 @@ function App() {
             key={selectedNote.id}
             mode="edit"
             note={selectedNote}
-            onUpdate={updateNote}
+            onUpdate={handleUpdate}
             onDelete={handleDelete}
           />
         ) : (