Update node version used in CI/CD and upgrade Docusaurus

Signed-off-by: Michael L. Young <[email protected]>

.github/workflows/docusaurus.yml

@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: '12.x'
+          node-version: '14.x'
       - name: Test Build
         run: |
           if [ -e yarn.lock ]; then
@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: '12.x'
+          node-version: '14.x'
       - name: Add key to allow access to repository
         env:
           SSH_AUTH_SOCK: /tmp/ssh_agent.sock

package.json

@@ -12,12 +12,12 @@
     "clear": "docusaurus clear"
   },
   "dependencies": {
-    "@docusaurus/core": "^2.0.0-alpha.73",
-    "@docusaurus/preset-classic": "^2.0.0-alpha.73",
+    "@docusaurus/core": "^2.0.0-beta.ff31de0ff",
+    "@docusaurus/preset-classic": "^2.0.0-beta.ff31de0ff",
     "@mdx-js/react": "^1.6.21",
     "clsx": "^1.1.1",
-    "react": "^16.8.4",
-    "react-dom": "^16.8.4"
+    "react": "^17.0.1",
+    "react-dom": "^17.0.1"
   },
   "browserslist": {
     "production": [