add: chat notifications

use sql_chanes/notifications_tag.sql; ignore first statement if you never used a preview commit

crates/app/src/routes/pages/mod.rs

@@ -130,6 +130,8 @@ pub struct ChatsAppQuery {
     pub page: usize,
     #[serde(default)]
     pub nav: bool,
+    #[serde(default)]
+    pub message: usize,
 }
 
 #[derive(Deserialize)]