[update] complete api descriptions for v9.0

Author: mafanya23

data/api/gantt_adjusttaskheightforbaselines.md

@@ -17,10 +17,15 @@ This method modifies the [`row_height`](desktop/resizing_rows.md) value of the p
 
 Typically, there is no need to call this method directly. It is necessary only when you dynamically modify the display settings of the [gantt.config.baselines](api/gantt_baselines_config.md) config.
 
+@related:
+desktop/inbuilt_baselines.md
+
 @relatedapi:
 api/gantt_baselines_config.md
 
 @relatedsample:
 04_customization/15_baselines.html
 
+@edition: pro
+
 @changelog: added in v9.0

data/api/gantt_auto_scheduling_config.md

@@ -21,8 +21,9 @@ gantt.init("gantt_here");
 
 The `auto_scheduling` config can be set as a boolean or as an object to enable additional control over the auto-scheduling behavior. When set as an object, the following options are available:
 
-- **enabled** (*boolean*) - turns auto-scheduling on or off (same as using a boolean value directly).
-- **show_constraints** (*boolean*) - controls the display of task constraints on the Gantt chart. Set to `true` to display constraints or `false` to hide them.
+- <span class=subproperty>**enabled**</span> - (*boolean*) - turns auto-scheduling on or off (same as using a boolean value directly).
+- <span class=subproperty>**show_constraints**</span> - (*boolean*) - controls the display of task constraints on the Gantt chart.
+Set to `true` to display constraints or `false` to hide them.
 
 For example, to enable auto-scheduling but disable the display of task constraints:
 
@@ -57,4 +58,7 @@ desktop/auto_scheduling.md
 - api/gantt_oncircularlinkerror_event.md
 - api/gantt_onautoschedulecircularlink_event.md
 
-@edition:pro
+@edition:pro
+
+@changelog:
+Can be set as an object since v9.0

data/api/gantt_bar_height_padding_config.md

@@ -34,4 +34,6 @@ gantt.config.bar_height_padding = 14;
 
 @relatedapi:
 api/gantt_bar_height_config.md
-api/gantt_row_height_config.md
+api/gantt_row_height_config.md
+
+@changelog: added in v9.0

data/api/gantt_baseline_text_template.md

@@ -19,9 +19,15 @@ gantt.templates.baseline_text = function(task, baseline, index) {
 
 @descr:
 
+@related:
+desktop/inbuilt_baselines.md
 
 @relatedapi:
 api/gantt_baselines_config.md
 
 @relatedsample:
-04_customization/15_baselines.html
+04_customization/15_baselines.html
+
+@edition: pro
+
+@changelog: added in v9.0

data/api/gantt_deadlines_config.md

@@ -13,5 +13,12 @@ gantt.init("gantt_here");
 @descr:
 This config enables or disables the display of deadline elements for tasks. If enabled, Gantt will check the `task.deadline` property, and if it contains a valid date, the deadline element will be displayed in the timeline.
 
+@related:
+desktop/inbuilt_baselines.md
+
 @relatedsample:
-04_customization/14_deadline.html
+04_customization/14_deadline.html
+
+@edition: pro
+
+@changelog: added in v9.0

data/api/gantt_link_radius_config.md

@@ -15,4 +15,6 @@ The property defines the radius for rounding the corners of link lines in the ti
 
 @relatedapi:
 api/gantt_link_line_width_config.md
-api/gantt_link_arrow_size_config.md
+api/gantt_link_arrow_size_config.md
+
+@changelog: added in v9.0

data/desktop/guides.md

@@ -152,13 +152,16 @@ Check the [features available in the Standard and PRO versions](desktop/editions
                     <li>desktop/multiselection.md</li>
                     <li>desktop/working_time.md</li>
                     <li>desktop/critical_path.md</li>
+                    <li>desktop/inbuilt_baselines.md</li>
                     <li>desktop/baselines.md</li>
                     <li>desktop/milestones.md</li>
                     <li>desktop/tooltips.md</li>
                     <li>desktop/text_block_for_task.md</li>
  		    		<li>desktop/readonly_mode.md</li>
                     <li>desktop/validation.md</li>
                     <li>desktop/dnd.md</li>
+                    <li>desktop/advanced_dnd.md</li>
+					<li>desktop/custom_projects_dates.md</li>
             </ul>
         </td>
         <td class='topic_description'>Covers the basics of performing general operations over task objects, such as adding, deleting, setting the date format, filtering, etc.</td>