[fix] broken links

Author: mafanya23

docs/groups/index.md

@@ -98,7 +98,7 @@ const data = [
 
 ### Properties
 
-See [the full list of configuration properties of a `project` object](/groups/configuration_properties/#properties-specific-for-project-shapes) which allow you to configure the positioning and appearance of tasks and milestones in the project.
+See [the full list of configuration properties of a `project` object](/groups/configuration_properties/#properties-specific-for-project-object) which allow you to configure the positioning and appearance of tasks and milestones in the project.
 
 ## Configuring the group header
 

docs/guides/loading_data.md

@@ -199,7 +199,7 @@ const dataset = {
 }
 ~~~
 
-Check the full list of the available configuration properties of the **project** object in the [API reference](groups/configuration_properties.md/#properties-specific-for-project-shapes).
+Check the full list of the available configuration properties of the **project** object in the [API reference](groups/configuration_properties.md/#properties-specific-for-project-object).
 
 - **task objects**
 

docs/shapes/default_shapes.md

@@ -53,7 +53,7 @@ The basic types of shapes in the **PERT** mode of Diagram are:
 
 - the `"task"` type - a shape that has a header and renders dates and duration
 - the `"milestone"` type - a shape without duration that indicates a key point of the project
-- the `"project"` type - a container used to group the shapes of the `"task"` and `"milestone"` types. [Check the details](/groups/#grouping-shapes-in-the-pert-diagram-mode)  
+- the `"project"` type - a container used to group the shapes of the `"task"` and `"milestone"` types. [Check the details](/groups/#grouping-shapes-in-the-pert-mode)  
 
 Here is an example of Diagram in the PERT mode that includes the basic types of shapes:
 

docs/whats_new.md

@@ -24,7 +24,7 @@ Released on November , 2025
 [`beforeItemResize`](/api/diagram_editor/editor/events/beforeitemresize_event/),
 [`afterItemResize`](/api/diagram_editor/editor/events/afteritemresize_event/),
 [`itemResizeEnd`](/api/diagram_editor/editor/events/itemresizeend_event/),
-[`beforeItemRotate`](/api/diagram_editor/editor/events/befoeitemrotate_event/),
+[`beforeItemRotate`](/api/diagram_editor/editor/events/beforeitemrotate_event/),
 [`afterItemRotate`](/api/diagram_editor/editor/events/afteritemrotate_event/),
 [`itemRotateEnd`](/api/diagram_editor/editor/events/itemrotateend_event/)