feat: refresh number list when delete multiple lines

frontend/app_flowy/packages/appflowy_editor/lib/src/service/internal_key_event_handlers/backspace_handler.dart

@@ -93,9 +93,19 @@ KeyEventResult _handleBackspace(EditorState editorState, RawKeyEvent event) {
       }
     }
   } else {
-    if (textNodes.isNotEmpty) {
-      _deleteTextNodes(transactionBuilder, textNodes, selection);
+    if (textNodes.isEmpty) {
+      return KeyEventResult.handled;
     }
+    final startPosition = selection.start;
+    final nodeAtStart = editorState.document.nodeAtPath(startPosition.path)!;
+    _deleteTextNodes(transactionBuilder, textNodes, selection);
+    transactionBuilder.commit();
+
+    if (nodeAtStart is TextNode && nodeAtStart.subtype == StyleKey.numberList) {
+      makeFollowingNodesIncremental(
+          editorState, startPosition.path, transactionBuilder.afterSelection!);
+    }
+    return KeyEventResult.handled;
   }
 
   if (transactionBuilder.operations.isNotEmpty) {
@@ -156,11 +166,18 @@ KeyEventResult _handleDelete(EditorState editorState, RawKeyEvent event) {
         );
       }
     }
+    transactionBuilder.commit();
   } else {
+    final startPosition = selection.start;
+    final nodeAtStart = editorState.document.nodeAtPath(startPosition.path)!;
     _deleteTextNodes(transactionBuilder, textNodes, selection);
-  }
+    transactionBuilder.commit();
 
-  transactionBuilder.commit();
+    if (nodeAtStart is TextNode && nodeAtStart.subtype == StyleKey.numberList) {
+      makeFollowingNodesIncremental(
+          editorState, startPosition.path, transactionBuilder.afterSelection!);
+    }
+  }
 
   return KeyEventResult.handled;
 }

frontend/app_flowy/packages/appflowy_editor/lib/src/service/internal_key_event_handlers/enter_without_shift_in_text_node_handler.dart

@@ -37,6 +37,7 @@ ShortcutEventHandler enterWithoutShiftInTextNodesHandler =
 
   // Multiple selection
   if (!selection.isSingle) {
+    final startNode = editorState.document.nodeAtPath(selection.start.path)!;
     final length = textNodes.length;
     final List<TextNode> subTextNodes =
         length >= 3 ? textNodes.sublist(1, textNodes.length - 1) : [];
@@ -57,6 +58,12 @@ ShortcutEventHandler enterWithoutShiftInTextNodesHandler =
       )
       ..afterSelection = afterSelection
       ..commit();
+
+    if (startNode is TextNode && startNode.subtype == StyleKey.numberList) {
+      makeFollowingNodesIncremental(
+          editorState, selection.start.path, afterSelection);
+    }
+
     return KeyEventResult.handled;
   }