chore: bump Node.js to v24 LTS (Krypton) across the board

Co-authored-by: devlux76 <[email protected]>

Author: Copilot

BUN_MIGRATION_REPORT.md

@@ -121,7 +121,7 @@ Replace Node.js setup + npm with the official Bun GitHub Action.
 - name: Setup Node
   uses: actions/setup-node@v4
   with:
-    node-version: "20"
+    node-version: "24"
     cache: "npm"
 
 - name: Install dependencies

docker/electron-debug/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:22-bookworm-slim
+FROM node:24-bookworm-slim
 
 ENV DEBIAN_FRONTEND=noninteractive
 

docs/development.md

@@ -21,7 +21,7 @@ This guide covers building, testing, debugging, and contributing to CORTEX.
 ## Prerequisites
 
 - [Bun](https://bun.sh/) 1.2 or later (**recommended** — used in CI)
-- [Node.js](https://nodejs.org/) 18 or later (LTS) — still supported if you prefer npm
+- [Node.js](https://nodejs.org/) 24 LTS (Krypton) — required minimum if you prefer npm over Bun
 - [Playwright](https://playwright.dev/) browsers (installed automatically via `bun install` / `npm install`)
 - [Electron](https://www.electronjs.org/) (installed as an optional dev dependency)
 - [Docker](https://www.docker.com/) — required only for the containerised Electron debug lane

package.json

@@ -43,6 +43,9 @@
   "dependencies": {
     "@huggingface/transformers": "^3.8.1"
   },
+  "engines": {
+    "node": ">=24"
+  },
   "trustedDependencies": [
     "onnxruntime-node",
     "protobufjs"