update(Changelog): add new features, fixes, and documentation updates for version 1.2.0

Author: trgiangv

Changelog.md

@@ -1,3 +1,45 @@
+# 1.2.0
+
+## Added
+
+- DirectContext3D visualization support for geometry rendering
+- Support for visualizing multiple geometry types (Solid, Face, Curve, XYZ, CurveLoop, Outline)
+- Trace support for ICollection`<object>` and IEnumerable`<CurveLoop>`
+- Serilog sink for WinForms RichTextBox with theme support
+- Nice3Point packages integration
+- New designed icons and button icons
+
+## Fixed
+
+- Multiple geometries visualization
+- Face normal vector visualization
+- SolidVisualizationServer rendering issues
+- VisualizationServerController startup
+- Exception handling when retrieving bounding box of solids
+- Skip solids with zero volume in bounding box calculation
+
+## Changed
+
+- Improved theme management and resource handling
+- Enhanced TraceLog with RichTextBox using dynamic theme and max log lines
+- Optimized bounding box calculations by transforming corners individually
+- Streamlined buffer disposal and clearing methods
+- Refactored XYZ rendering methods with updated color settings and axis length support
+- Updated PolylineVisualizationServer rendering
+- Improved safe server registration
+- Better start/stop mechanism for Visualization server
+
+## Performance
+
+- Disposed unmanaged resources properly
+
+## Documentation
+
+- Added RenderHelper in-depth documentation
+- Updated README with Acknowledgments section
+- Refined geometry visualization details in README
+- Streamlined table of contents and updated Python references for Revit 2025
+
 # 1.1.1
 
 - Listen to Console.WriteLine
@@ -11,4 +53,4 @@
 
 # 1.0.0
 
-Initial release. Enjoy!
+Initial release. Enjoy!