cache node modules and docusaurus build

.github/workflows/deploy.yaml

@@ -4,8 +4,6 @@ on:
     push:
         branches:
             - main
-        # Review gh actions docs if you want to further define triggers, paths, etc
-        # https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#on
 
 jobs:
     build:
@@ -15,13 +13,30 @@ jobs:
             - uses: actions/checkout@v4
               with:
                   fetch-depth: 0
+
             - uses: actions/setup-node@v4
               with:
-                  node-version: 21
-                  cache: npm
+                  node-version: "21"
+
+            - name: Cache Node Modules
+              uses: actions/cache@v3
+              with:
+                  path: node_modules
+                  key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+                  restore-keys: |
+                      ${{ runner.os }}-node-
 
             - name: Install dependencies
               run: npm ci
+
+            - name: Cache Docusaurus Build
+              uses: actions/cache@v3
+              with:
+                  path: .docusaurus
+                  key: ${{ runner.os }}-docusaurus-${{ hashFiles('**/*.js', '**/*.jsx', '**/*.ts', '**/*.tsx', '**/*.md') }}
+                  restore-keys: |
+                      ${{ runner.os }}-docusaurus-
+
             - name: Build website
               run: npm run build
 
@@ -34,12 +49,10 @@ jobs:
         name: Deploy to GitHub Pages
         needs: build
 
-        # Grant GITHUB_TOKEN the permissions required to make a Pages deployment
         permissions:
-            pages: write # to deploy to Pages
-            id-token: write # to verify the deployment originates from an appropriate source
+            pages: write
+            id-token: write
 
-        # Deploy to the github-pages environment
         environment:
             name: github-pages
             url: ${{ steps.deployment.outputs.page_url }}