update to current verions of Node and Yarn

Author: mikrostew

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x, 12.x]
+        node-version: [16.x, 14.x]
         os: [ubuntu-latest, windows-latest]
 
     steps:
@@ -54,7 +54,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x, 12.x]
+        node-version: [16.x, 14.x]
         os: [ubuntu-latest, windows-latest]
 
     steps:
@@ -76,7 +76,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x, 12.x]
+        node-version: [16.x, 14.x]
         os: [ubuntu-latest, windows-latest]
 
     steps:
@@ -103,7 +103,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [14.x, 12.x]
+        node-version: [16.x, 14.x]
 
     steps:
       - name: Checkout Code

package.json

@@ -58,7 +58,7 @@
     "npm": false
   },
   "volta": {
-    "node": "14.17.3",
-    "yarn": "1.22.10"
+    "node": "16.18.1",
+    "yarn": "1.22.19"
   }
 }

packages/ember-cli-fastboot/package.json

@@ -101,7 +101,7 @@
     "webpack": "^5.58.1"
   },
   "engines": {
-    "node": "12.* || 14.* || >=16"
+    "node": "14.* || 16.* || >=18"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org/"