docs: update changelog and version for v1.14.6a1

docs/en/changelog.mdx

@@ -4,6 +4,31 @@ description: "Product updates, improvements, and bug fixes for CrewAI"
 icon: "clock"
 mode: "wide"
 ---
+<Update label="May 21, 2026">
+  ## v1.14.6a1
+
+  [View release on GitHub](https://github.com/crewAIInc/crewAI/releases/tag/1.14.6a1)
+
+  ## What's Changed
+
+  ### Features
+  - Add Skills Repository with registry, cache, CLI, and SDK integration
+  - Generate categorized release notes for enterprise
+
+  ### Bug Fixes
+  - Harden RuntimeState serialization across entity fields
+  - Bump idna to 3.15 to address security issue GHSA-65pc-fj4g-8rjx
+  - Remove {" "} JSX expressions breaking <Steps> render
+
+  ### Documentation
+  - Update changelog and version for v1.14.5
+
+  ## Contributors
+
+  @akaKuruma, @alex-clawd, @greysonlalonde
+
+</Update>
+
 <Update label="May 19, 2026">
   ## v1.14.5