feat: Cedar SDK 4.5.1 support (#36)

Signed-off-by: Kevin Hakanson <kevhak@amazon.com>

Author: hakanson

CHANGELOG.md

@@ -1,3 +1,9 @@
+## v0.9.3 (Pre-release) 2025-08-27
+
+- Update to Cedar SDK 4.5.1
+- IntelliSense for Cedar entities JSON
+- JSON preview for Cedar policies and schema
+
 ## v0.9.2 (Pre-release) 2025-07-18
 
 - Update to Cedar SDK 4.5.0

README.md

@@ -22,7 +22,7 @@ Files named `cedarschema` or matching `*.cedarschema` are detected as a Cedar sc
 
 ### Cedar entities
 
-Files named `cedarentities.json` or matching `*.cedarentities.json` are detected as Cedar entities and receive additional syntax highlighting.  Validation is performed against a Cedar schema on document open, document save, and via context menu.  Entity navigation using Outline or Breadcrumb.  "Go to Definition" on Cedar entity types.
+Files named `cedarentities.json` or matching `*.cedarentities.json` are detected as Cedar entities and receive additional syntax highlighting.  Validation is performed against a Cedar schema on document open, document save, and via context menu.  IntelliSense for entity types and add entity via context menu.  Entity navigation using Outline or Breadcrumb.  "Go to Definition" on Cedar entity types.
 
 ![Cedar entities validation and navigation](https://raw.githubusercontent.com/cedar-policy/vscode-cedar/main/docs/marketplace/cedar_entities.gif)