feat: update Node.js version to 24, adjust pnpm setup, and modify package.json engines

Author: hendrikebbers

.github/workflows/build.yml

@@ -27,18 +27,15 @@ jobs:
         working-directory: frontend
     steps:
       - uses: actions/checkout@v6
-      - uses: pnpm/action-setup@v4
-        with:
-          version: 10
+      - uses: pnpm/action-setup@v4 # reads pnpm version from packageManager
       - uses: actions/setup-node@v6
         with:
-          node-version: "22"
+          node-version-file: "frontend/.nvmrc" # reads Node version from .nvmrc
           cache: "pnpm"
           cache-dependency-path: "frontend/pnpm-lock.yaml"
-      - run: |
-          pnpm install --frozen-lockfile
-          pnpm test
-          pnpm build
+      - run: pnpm install --frozen-lockfile
+      - run: pnpm test
+      - run: pnpm build
 
   docker:
     runs-on: ubuntu-latest

frontend/Dockerfile

@@ -1,6 +1,7 @@
-FROM node:22-alpine AS base
+FROM node:24-alpine AS base
 
-RUN corepack enable && corepack prepare pnpm@10.6.5 --activate
+# Corepack resolves the pnpm version from package.json -> packageManager (single source of truth)
+RUN corepack enable
 
 FROM base AS deps
 

frontend/package.json

@@ -4,7 +4,7 @@
   "private": true,
   "packageManager": "pnpm@11.3.0",
   "engines": {
-    "node": "24"
+    "node": ">=20"
   },
   "scripts": {
     "dev": "next dev",