diff --git a/core/src/local/store.rs b/core/src/local/store.rs
index 07bef6b..1c36f17 100644
--- a/core/src/local/store.rs
+++ b/core/src/local/store.rs
@@ -373,6 +373,19 @@ pub fn create_note(conn: &Connection, input: &NoteCreateInput) -> rusqlite::Resu
     load_note(conn, &id)
 }
 
+fn snapshot_revision(conn: &Connection, id: &str) -> rusqlite::Result<()> {
+    let (title, body): (Option<String>, String) =
+        conn.query_row("SELECT title, body FROM notes WHERE id = ?1", [id], |r| {
+            Ok((r.get(0)?, r.get(1)?))
+        })?;
+    conn.execute(
+        "INSERT INTO note_revisions (id, note_id, title, body, created_at) VALUES (?1, ?2, ?3, ?4, ?5)",
+        params![new_id(), id, title, body, now()],
+    )?;
+    Ok(())
+}
+
+/// PATCH semantics: apply exactly the fields present in `changes`.
 pub fn update_note(conn: &Connection, id: &str, changes: &Value) -> rusqlite::Result<Note> {
     let obj = changes
         .as_object()
diff --git a/core/src/sync/push.rs b/core/src/sync/push.rs
index f4ca47b..f39e7de 100644
--- a/core/src/sync/push.rs
+++ b/core/src/sync/push.rs
@@ -69,7 +69,6 @@ pub struct Change {
     #[serde(skip_serializing_if = "Option::is_none")]
     pub color: Option<String>,
     #[serde(skip_serializing_if = "Option::is_none")]
-    #[serde(skip_serializing_if = "Option::is_none")]
     pub pinned: Option<bool>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub archived: Option<bool>,
diff --git a/frontend/src/components/NoteEditor.vue b/frontend/src/components/NoteEditor.vue
index 87705ca..76b4736 100644
--- a/frontend/src/components/NoteEditor.vue
+++ b/frontend/src/components/NoteEditor.vue
@@ -627,7 +627,6 @@ function revPreview(rev: NoteRevision): string {
           </button>
         </div>
 
-          </div>
         </div>
 
         <div
@@ -750,6 +749,5 @@ function revPreview(rev: NoteRevision): string {
         </div>
       </div>
     </div>
-    </div>
   </Transition>
 </template>