UX: fix composer header

Author: chapoi

assets/javascripts/discourse/initializers/shared-edits-init.js

@@ -55,6 +55,16 @@ function initWithApi(api, siteSettings) {
     }
   );
 
+  api.registerValueTransformer(
+    "composer-actions-content",
+    ({ value, context }) => {
+      if (context.action === SHARED_EDIT_ACTION) {
+        return [];
+      }
+      return value;
+    }
+  );
+
   api.registerRichEditorExtension(sharedEditsProsemirrorExtension);
 
   customizePostMenu(api);

assets/stylesheets/common/discourse-shared-edits.scss

@@ -17,8 +17,11 @@
     }
   }
 
-  .title-and-category,
-  .composer-actions {
+  .title-and-category {
+    display: none;
+  }
+
+  .composer-actions-trigger > .d-icon {
     display: none;
   }