Implement draft previews and constraint analysis

amanuensis/resources/editor.js

@@ -110,9 +110,7 @@
     function submitArticle()
     {
         ifNoFurtherChanges(() => {
-            article.state = (article.state == ArticleState.DRAFT
-                ? ArticleState.SUBMITTED
-                : ArticleState.DRAFT);
+            article.state = ArticleState.SUBMITTED;
             update();
         },
         /* timeout: */ 0);