babycode editor: change ctrl+enter shortcut to use requestSubmit to fire bitty signals

data/static/js/bits/ui.js

@@ -114,6 +114,7 @@ export function babycodeEditorCharCount(evOrPayload, sender, el) {
 
 export function clearThreadDraft(_, __, ___) {
   const threadId = getThreadId();
+  if (threadId === -1) return;
   localStorage.removeItem(`thread-${threadId}`);
 }
 

data/static/js/ui.js

@@ -106,7 +106,7 @@
       ta.addEventListener('keydown', e => {
         if (e.ctrlKey && e.key === 'Enter') {
           if (ta.form.reportValidity()) {
-            ta.form.submit();
+            ta.form.requestSubmit();
           }
         }
       })