Upgrade frontend and backend runtime to Node 24

.github/workflows/sidecar-release.yml

@@ -23,7 +23,7 @@ jobs:
 
       - uses: actions/setup-node@v4
         with:
-          node-version: "22.12.0"
+          node-version: "24.18.0"
           cache: npm
 
       - uses: actions/setup-python@v5

.node-version

@@ -1 +1 @@
-22.20.0
+24.18.0

.nvmrc

@@ -1 +1 @@
-22.20.0
+24.18.0

README.md

@@ -129,7 +129,7 @@ Rowing Tracker is a modern, AI-powered web app built specifically for rowers who
 
 ### Prerequisites
 
-- Node.js 22.12+
+- Node.js 24+
 - npm 10.8+
 - Docker & Docker Compose (for local development)
 - OpenAI API Key (optional, for AI features)

package.json

@@ -12,7 +12,7 @@
   "homepage": "https://github.com/rupertgermann/rowing-tracker",
   "packageManager": "npm@10.9.3",
   "engines": {
-    "node": ">=22.12.0",
+    "node": ">=24.0.0",
     "npm": ">=10.8.0"
   },
   "scripts": {
@@ -90,7 +90,7 @@
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
     "@types/bcryptjs": "^2.4.6",
-    "@types/node": "^20",
+    "@types/node": "^24",
     "@types/nodemailer": "^8.0.0",
     "@types/papaparse": "^5.5.0",
     "@types/pg": "^8.16.0",

scripts/check-node-version.mjs

@@ -1,4 +1,4 @@
-const minimum = [22, 12, 0];
+const minimum = [24, 0, 0];
 const current = process.versions.node.split(".").map(Number);
 
 let isSupported = true;

tests/nodeRuntimeVersion.test.ts

@@ -0,0 +1,29 @@
+import assert from "node:assert/strict";
+import { readFileSync } from "node:fs";
+import path from "node:path";
+import { test } from "node:test";
+import { fileURLToPath } from "node:url";
+
+const repositoryRoot = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");
+const expectedNodeVersion = "24.18.0";
+
+function readRepositoryFile(filePath: string): string {
+  return readFileSync(path.join(repositoryRoot, filePath), "utf8");
+}
+
+test("Node 24 is used consistently across local, app, and CI runtimes", () => {
+  assert.equal(readRepositoryFile(".nvmrc").trim(), expectedNodeVersion);
+  assert.equal(readRepositoryFile(".node-version").trim(), expectedNodeVersion);
+
+  const packageJson = JSON.parse(readRepositoryFile("package.json"));
+  assert.equal(packageJson.engines.node, ">=24.0.0");
+
+  assert.match(
+    readRepositoryFile("scripts/check-node-version.mjs"),
+    /const minimum = \[24, 0, 0\];/
+  );
+  assert.match(
+    readRepositoryFile(".github/workflows/sidecar-release.yml"),
+    /node-version: "24\.18\.0"/
+  );
+});