Publish 0.4.0a3

SHA256 hashes:

jupyterlite-javascript-kernel-0.4.0-alpha.3.tgz: e0c7168e845ef84751a7ddff2a586131a26dafd33e7c47f1abb9ea6847243d18

jupyterlite-javascript-kernel-extension-0.4.0-alpha.3.tgz: 45342671392e683a0b6ba35542aaa1aef1abd3309814aae197d6f1282b2fb3a6

jupyterlite_javascript_kernel-0.4.0a3-py3-none-any.whl: 498e19b6e6ef7617a88232a76dc807f43f8fc0b30e7d696992b1a6c702a2d016

jupyterlite_javascript_kernel-0.4.0a3.tar.gz: 6a3159ce92cb328826f8e4fcdaba48f16c29d160ceb0cd00814b122792d59b7e

Author: jtpio

CHANGELOG.md

@@ -2,6 +2,25 @@
 
 <!-- <START NEW CHANGELOG ENTRY> -->
 
+## 0.4.0a3
+
+([Full Changelog](https://github.com/jupyterlite/javascript-kernel/compare/@jupyterlite/javascript-kernel-extension@0.4.0-alpha.2...8c03818141798cf3c3424671187d68887513cda8))
+
+### Enhancements made
+
+- Improve error handling [#23](https://github.com/jupyterlite/javascript-kernel/pull/23) ([@jtpio](https://github.com/jtpio))
+
+### Contributors to this release
+
+The following people contributed discussions, new ideas, code and documentation contributions, and review.
+See [our definition of contributors](https://github-activity.readthedocs.io/en/latest/use/#how-does-this-tool-define-contributions-in-the-reports).
+
+([GitHub contributors page for this release](https://github.com/jupyterlite/javascript-kernel/graphs/contributors?from=2026-03-06&to=2026-03-09&type=c))
+
+@jtpio ([activity](https://github.com/search?q=repo%3Ajupyterlite%2Fjavascript-kernel+involves%3Ajtpio+updated%3A2026-03-06..2026-03-09&type=Issues))
+
+<!-- <END NEW CHANGELOG ENTRY> -->
+
 ## 0.4.0a2
 
 ([Full Changelog](https://github.com/jupyterlite/javascript-kernel/compare/@jupyterlite/javascript-kernel-extension@0.4.0-alpha.1...7d34a537dff88d716c2a30ad7a808f2f530eaf2e))
@@ -23,8 +42,6 @@ See [our definition of contributors](https://github-activity.readthedocs.io/en/l
 
 @jtpio ([activity](https://github.com/search?q=repo%3Ajupyterlite%2Fjavascript-kernel+involves%3Ajtpio+updated%3A2026-03-05..2026-03-06&type=Issues))
 
-<!-- <END NEW CHANGELOG ENTRY> -->
-
 ## 0.4.0a1
 
 ([Full Changelog](https://github.com/jupyterlite/javascript-kernel/compare/@jupyterlite/javascript-kernel-extension@0.4.0-alpha.0...87c8a2403f008083cf3086dbde5c06946a5b184d))

package.json

@@ -1,7 +1,7 @@
 {
   "name": "@jupyterlite/javascript-kernel-root",
   "private": true,
-  "version": "0.4.0-a2",
+  "version": "0.4.0-a3",
   "description": "A JavaScript kernel for JupyterLite",
   "keywords": [
     "jupyter",

packages/javascript-kernel-extension/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@jupyterlite/javascript-kernel-extension",
-  "version": "0.4.0-alpha.2",
+  "version": "0.4.0-alpha.3",
   "description": "JupyterLite - JavaScript Kernel Extension",
   "homepage": "https://github.com/jupyterlite/javascript-kernel",
   "bugs": {
@@ -40,7 +40,7 @@
   },
   "dependencies": {
     "@jupyterlab/application": "^4.5.5",
-    "@jupyterlite/javascript-kernel": "^0.4.0-alpha.2",
+    "@jupyterlite/javascript-kernel": "^0.4.0-alpha.3",
     "@jupyterlite/services": "^0.7.0"
   },
   "devDependencies": {

packages/javascript-kernel/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@jupyterlite/javascript-kernel",
-  "version": "0.4.0-alpha.2",
+  "version": "0.4.0-alpha.3",
   "description": "JupyterLite - JavaScript Kernel",
   "homepage": "https://github.com/jupyterlite/javascript-kernel",
   "bugs": {

yarn.lock

@@ -3646,7 +3646,7 @@ __metadata:
   dependencies:
     "@jupyterlab/application": ^4.5.5
     "@jupyterlab/builder": ^4.5.5
-    "@jupyterlite/javascript-kernel": ^0.4.0-alpha.2
+    "@jupyterlite/javascript-kernel": ^0.4.0-alpha.3
     "@jupyterlite/services": ^0.7.0
     npm-run-all2: ^7.0.1
     rimraf: ~5.0.1
@@ -3672,7 +3672,7 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@jupyterlite/javascript-kernel@^0.4.0-alpha.2, @jupyterlite/javascript-kernel@workspace:packages/javascript-kernel":
+"@jupyterlite/javascript-kernel@^0.4.0-alpha.3, @jupyterlite/javascript-kernel@workspace:packages/javascript-kernel":
   version: 0.0.0-use.local
   resolution: "@jupyterlite/javascript-kernel@workspace:packages/javascript-kernel"
   dependencies: