package: allow node v14 and add to master build matrix

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [12.x]
+        node-version: [12.x, 14.x]
 
     env:
       CI: true

.github/workflows/e2e-win.yml

@@ -17,7 +17,7 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest]
-        node-version: [12.x]
+        node-version: [12.x, 14.x]
 
     env:
       CI: true

.github/workflows/e2e.yml

@@ -26,7 +26,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        node-version: [12.x]
+        node-version: [12.x, 14.x]
 
     env:
       CI: true

.github/workflows/master-win.yml

@@ -10,7 +10,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [12.x]
+        node-version: [12.x, 14.x]
 
     env:
       CI: true

.github/workflows/master.yml

@@ -10,7 +10,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [12.x]
+        node-version: [12.x, 14.x]
 
     env:
       CI: true
@@ -69,12 +69,14 @@ jobs:
 
       # Publishes current version of packages that are not already present in the registry
       - name: publish
+        if: matrix.node-version == '12.x'
         run: yarn lerna -- publish from-package --yes
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 
       # Tags the commit with the version in the core package if the tag doesn't exist
       - uses: Klemensas/action-autotag@1.2.3
+        if: matrix.node-version == '12.x'
         with:
           GITHUB_TOKEN: '${{ secrets.GITHUB_TOKEN }}'
           package_root: 'packages/core'

.github/workflows/microsite-build-check.yml

@@ -13,7 +13,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [12.x]
+        node-version: [12.x, 14.x]
 
     env:
       CI: true

package.json

@@ -2,7 +2,7 @@
   "name": "root",
   "private": true,
   "engines": {
-    "node": "12"
+    "node": "12 || 14"
   },
   "scripts": {
     "dev": "concurrently \"yarn start\" \"yarn start-backend\"",

packages/backend/package.json

@@ -6,7 +6,7 @@
   "private": true,
   "license": "Apache-2.0",
   "engines": {
-    "node": "12"
+    "node": "12 || 14"
   },
   "scripts": {
     "build": "backstage-cli backend:build",

packages/create-app/templates/default-app/package.json.hbs

@@ -3,7 +3,7 @@
   "version": "1.0.0",
   "private": true,
   "engines": {
-    "node": "12"
+    "node": "12 || 14"
   },
   "scripts": {
     "start": "yarn workspace app start",

packages/create-app/templates/default-app/packages/backend/package.json.hbs

@@ -5,7 +5,7 @@
   "types": "src/index.ts",
   "private": true,
   "engines": {
-    "node": "12"
+    "node": "12 || 14"
   },
   "scripts": {
     "build": "backstage-cli backend:build",