(actions) run on node 18 & 20 (#669)

* (actions) also run on node 18 & 20

* (actions) drop node 14 & 16

* (actions) generate docs on node 20

Author: MatthijsBurgh

.github/workflows/docs.yml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           cache: npm
-          node-version: 16
+          node-version: 20
       - name: Install
         run: npm ci
       - name: Generate docs

.github/workflows/main.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node_version: [14, 16]
+        node_version: [18, 20]
     steps:
     - uses: actions/checkout@v4
       env:
@@ -30,7 +30,7 @@ jobs:
     - name: Test
       run: npm test
     - uses: stefanzweifel/git-auto-commit-action@v5
-      if: ${{ github.event_name == 'push' && endsWith(github.ref, 'develop') && matrix.node_version == 16 }}
+      if: ${{ github.event_name == 'push' && endsWith(github.ref, 'develop') && matrix.node_version == 20 }}
       with:
         commit_message: Update Build
         file_pattern: 'build/*.js'