fix: bump Node.js version

Author: coderbyheart

.github/workflows/test-and-release.yaml

@@ -14,7 +14,7 @@ jobs:
 
       - uses: actions/setup-node@v4
         with:
-          node-version: "16.x"
+          node-version: "20.x"
 
       - name: Keep npm cache around to speed up installs
         uses: actions/cache@v3

netlify.toml

@@ -5,4 +5,4 @@
     npm run build;
     '''
 [build.environment]
-  NODE_VERSION = "16"
+  NODE_VERSION = "20"

package.json

@@ -74,8 +74,8 @@
     ]
   },
   "engines": {
-    "node": ">=16",
-    "npm": ">=8"
+    "node": ">=20",
+    "npm": ">=9"
   },
   "release": {
     "branches": [