Update Node.js to v20 (#707)

* Update Node.js to v20

* use node 20 in CI and package.json constraint as well

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Jeldrik Hanschke <admin@jhanschke.de>

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 20
           cache: npm
       - name: Install Dependencies
         run: npm ci
@@ -35,7 +35,7 @@ jobs:
           extensions: mbstring, zip
       - uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 20
           cache: npm
       - name: Install node modules
         run: npm ci
@@ -49,7 +49,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 20
           cache: npm
       - name: Install node modules
         run: npm ci
@@ -63,7 +63,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 20
           cache: npm
       - name: Install node modules
         run: npm ci
@@ -85,7 +85,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 20
           cache: npm
       - name: Install node modules
         run: npm ci
@@ -107,7 +107,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 20
           cache: npm
       - name: Install node modules
         run: npm ci

package.json

@@ -101,7 +101,7 @@
     "webpack": "^5.88.2"
   },
   "engines": {
-    "node": "18.* || >=20"
+    "node": ">=20"
   },
   "ember": {
     "edition": "octane"
@@ -123,6 +123,6 @@
     }
   },
   "volta": {
-    "node": "18.18.2"
+    "node": "20.9.0"
   }
 }