Update to Node.js 20.x (#53)

* Update to Node.js 20.x

* Fix node deprecated error

* Fix GitHub Actions

.github/workflows/run-test-and-deploy.yml

@@ -13,12 +13,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - name: Checkout
+        uses: actions/checkout@v3
 
-      - name: Use Node.js 16.x
+      - name: Use desired version of Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: '16'
+          node-version-file: '.nvmrc'
 
       - name: Npm install and build
         run: |
@@ -40,12 +41,12 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@main
+        uses: actions/checkout@v3
 
-      - name: Use Node.js 16.x
+      - name: Use desired version of Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: '16'
+          node-version-file: '.nvmrc'
 
       - name: Npm install and build
         run: |

.github/workflows/run-test.yml

@@ -16,12 +16,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - name: Checkout
+        uses: actions/checkout@v3
 
-      - name: Use Node.js 16.x
+      - name: Use desired version of Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: '16'
+          node-version-file: '.nvmrc'
 
       - name: Npm install and build
         run: |

.nvmrc

@@ -1 +1 @@
-16
+20

package.json

@@ -16,12 +16,12 @@
 		"url": "https://github.com/t-hamano/richtext-extension/issues"
 	},
 	"engines": {
-		"node": ">=16.0.0",
-		"npm": ">=8.0.0"
+		"node": ">=20.0.0",
+		"npm": ">=10.0.0"
 	},
 	"volta": {
-		"node": "16.18.0",
-		"npm": "8.19.2"
+		"node": "20.11.1",
+		"npm": "10.5.0"
 	},
 	"devDependencies": {
 		"@wordpress/base-styles": "4.38.0",