fix: Mark editor content as unknown language to aid translation/screen readers

app/components/DocumentMeta.tsx

@@ -171,7 +171,13 @@ const DocumentMeta: React.FC<Props> = ({
   };
 
   return (
-    <Container align="center" rtl={document.dir === "rtl"} {...rest} dir="ltr">
+    <Container
+      align="center"
+      rtl={document.dir === "rtl"}
+      {...rest}
+      dir="ltr"
+      lang=""
+    >
       {to ? (
         <Link to={to} replace={replace}>
           {content}

app/components/Sidebar/components/EditableTitle.tsx

@@ -96,6 +96,7 @@ function EditableTitle(
           <Input
             dir="auto"
             type="text"
+            lang=""
             value={value}
             onClick={stopPropagation}
             onKeyDown={handleKeyDown}

app/editor/index.tsx

@@ -755,6 +755,7 @@ export class Editor extends React.PureComponent<
               focusedCommentId={this.props.focusedCommentId}
               editorStyle={this.props.editorStyle}
               ref={this.elementRef}
+              lang=""
             />
             {this.view && (
               <SelectionToolbar