docs: update changelog and version for v1.13.0a1

docs/en/changelog.mdx

@@ -4,6 +4,27 @@ description: "Product updates, improvements, and bug fixes for CrewAI"
 icon: "clock"
 mode: "wide"
 ---
+<Update label="Mar 27, 2026">
+  ## v1.13.0a1
+
+  [View release on GitHub](https://github.com/crewAIInc/crewAI/releases/tag/1.13.0a1)
+
+  ## What's Changed
+
+  ### Bug Fixes
+  - Fix broken links in documentation workflow by pinning Node to LTS 22
+  - Bust the uv cache for freshly published packages in enterprise release
+
+  ### Documentation
+  - Add comprehensive RBAC permissions matrix and deployment guide
+  - Update changelog and version for v1.12.2
+
+  ## Contributors
+
+  @greysonlalonde, @iris-clawd, @joaomdmoura
+
+</Update>
+
 <Update label="Mar 25, 2026">
   ## v1.12.2