fix: require reactions to be unique for owner, asset

add: cut off really long text in posts

crates/app/src/public/js/me.js

@@ -54,6 +54,7 @@
     });
 
     self.define("react", async (_, element, asset, asset_type, is_like) => {
+        await trigger("atto::debounce", ["reactions::toggle"]);
         fetch("/api/v1/reactions", {
             method: "POST",
             headers: {