fix: flowy_rich_text will not automatically wrap when the text exceeds a line

frontend/app_flowy/packages/flowy_editor/lib/render/rich_text/bulleted_list_text.dart

@@ -62,12 +62,14 @@ class _BulletedListTextNodeWidgetState extends State<BulletedListTextNodeWidget>
           size: Size.square(leftPadding),
           name: 'point',
         ),
-        FlowyRichText(
+        Expanded(
+          child: FlowyRichText(
             key: _richTextKey,
             placeholderText: 'List',
             textNode: widget.textNode,
             editorState: widget.editorState,
           ),
+        ),
       ],
     );
   }

frontend/app_flowy/packages/flowy_editor/lib/render/rich_text/checkbox_text.dart

@@ -82,13 +82,15 @@ class _CheckboxNodeWidgetState extends State<CheckboxNodeWidget>
               ..commit();
           },
         ),
-        FlowyRichText(
+        Expanded(
+          child: FlowyRichText(
             key: _richTextKey,
             placeholderText: 'To-do',
             textNode: widget.textNode,
             textSpanDecorator: _textSpanDecorator,
             editorState: widget.editorState,
-        )
+          ),
+        ),
       ],
     );
   }

frontend/app_flowy/packages/flowy_editor/lib/render/rich_text/flowy_rich_text.dart

@@ -141,10 +141,7 @@ class _FlowyRichTextState extends State<FlowyRichText> with Selectable {
     return Stack(
       children: [
         _buildPlaceholderText(context),
-        Align(
+        _buildSingleRichText(context),
-          alignment: Alignment.centerLeft,
-          child: _buildSingleRichText(context),
-        )
       ],
     );
   }

frontend/app_flowy/packages/flowy_editor/lib/render/rich_text/heading_text.dart

@@ -63,6 +63,7 @@ class _HeadingTextNodeWidgetState extends State<HeadingTextNodeWidget>
             top: topPadding,
             bottom: bottomPadding,
           ),
+          child: Expanded(
             child: FlowyRichText(
               key: _richTextKey,
               placeholderText: 'Heading',
@@ -71,6 +72,7 @@ class _HeadingTextNodeWidgetState extends State<HeadingTextNodeWidget>
               textNode: widget.textNode,
               editorState: widget.editorState,
             ),
+          ),
         )
       ],
     );

frontend/app_flowy/packages/flowy_editor/lib/render/rich_text/number_list_text.dart

@@ -63,12 +63,14 @@ class _NumberListTextNodeWidgetState extends State<NumberListTextNodeWidget>
           size: Size.square(leftPadding),
           number: widget.textNode.attributes.number,
         ),
-        FlowyRichText(
+        Expanded(
+          child: FlowyRichText(
             key: _richTextKey,
             placeholderText: 'List',
             textNode: widget.textNode,
             editorState: widget.editorState,
           ),
+        ),
       ],
     );
   }

frontend/app_flowy/packages/flowy_editor/lib/render/rich_text/quoted_text.dart

@@ -65,12 +65,14 @@ class _QuotedTextNodeWidgetState extends State<QuotedTextNodeWidget>
           ),
           name: 'quote',
         ),
-        FlowyRichText(
+        Expanded(
+          child: FlowyRichText(
             key: _richTextKey,
             placeholderText: 'Quote',
             textNode: widget.textNode,
             editorState: widget.editorState,
           ),
+        ),
       ],
     );
   }